Publications

News
utah-science
UAES
fall-20
Institute of Outdoor Recreation and Tourism researchers provide data, information, and knowledge that leads to a better understanding of how to best provide outdoor recreation opportunities.
Institute of Outdoor Recreation and Tourism

Institute of Outdoor Recreation and Tourism

Institute of Outdoor Recreation and Tourism researchers provide data, information, and knowledge that leads to a better understanding of how to best provide outdoor recreation opportunities.

News
utah-science
UAES
fall-20
Wildfires were once an important driver of ecosystem health in western U.S forests, but decades of fire suppression, natural and human-caused disturbances and environmental change have combined to create conditions that favor wildfires
Utah Forest Institute

Utah Forest Institute

Wildfires were once an important driver of ecosystem health in western U.S forests, but decades of fire suppression, natural and human-caused disturbances and environmental change have combined to create conditions that favor wildfires

utah-science
fall-20
UAES
News
Wildfires on public rangeland have altered the plant communities on which wildlife and grazing animals feed. Annual grasses top the list of invaders that thrive shortly after a fire including non-native cheatgrass that crowds out native grasses and other
Assessing Post-fire Reseeding Efforts in Box Elder County

Assessing Post-fire Reseeding Efforts in Box Elder County

Wildfires on public rangeland have altered the plant communities on which wildlife and grazing animals feed. Annual grasses top the list of invaders that thrive shortly after a fire including non-native cheatgrass that crowds out native grasses and other ...

UAES
News
utah-science
fall-20
Beavers are ecosystem engineers, and important to many arid western ecosystems. Beavers are considered a keystone species, meaning they have an outsized effect on their environment even when their physical size and numbers are not large.
Beaver Benefit Stream Management and Restoration

Beaver Benefit Stream Management and Restoration

Beavers are ecosystem engineers, and important to many arid western ecosystems. Beavers are considered a keystone species, meaning they have an outsized effect on their environment even when their physical size and numbers are not large.

UAES
News
fall-20
utah-science
When bison were introduced into one of Utah’s deserts in the 1940s, they migrated to the Henry Mountains in south-central Utah where cattle graze on permits. USU Professor Johan du Toit, a wildland resources researcher, has tackled similar conflicts on mu
Balancing Agriculture and Nature in Utah’s Henry Mountains

Balancing Agriculture and Nature in Utah’s Henry Mountains

When bison were introduced into one of Utah’s deserts in the 1940s, they migrated to the Henry Mountains in south-central Utah where cattle graze on permits. USU Professor Johan du Toit, a wildland resources researcher, has tackled similar conflicts on mu...

fall-20
News
utah-science
UAES
Building structures in areas that historically burned is just one of the ways people have failed to recognize that frequent wildfires were part of local ecosystems for millennia. Decades of wildfire suppression have left plentiful fuel for fires
Assessing Vulnerability of Reservoirs to Post-wildfire Sedimentation in the Wasatch Front

Assessing Vulnerability of Reservoirs to Post-wildfire Sedimentation in the Wasatch Front

Building structures in areas that historically burned is just one of the ways people have failed to recognize that frequent wildfires were part of local ecosystems for millennia. Decades of wildfire suppression have left plentiful fuel for fires

News
fall-20
utah-science
UAES
Drones equipped with high-resolution cameras capture images that allow the team to monitor changes where soils were “pocked” by a trackhoe to produce thousands of micro-watersheds and support new vegetation.
Unmanned Aerial Systems Monitor Mine Reclamation Success

Unmanned Aerial Systems Monitor Mine Reclamation Success

Drones equipped with high-resolution cameras capture images that allow the team to monitor changes where soils were “pocked” by a trackhoe to produce thousands of micro-watersheds and support new vegetation.

fall-20
utah-science
News
UAES
The Berryman Institute’s focus is on reducing wildlife damage and resolving human/wildlife conflicts. Among the institute’s activities is a feral and invasive species initiative supported by the Utah Public Lands Initiative.
The Berryman Institute

The Berryman Institute

The Berryman Institute’s focus is on reducing wildlife damage and resolving human/wildlife conflicts. Among the institute’s activities is a feral and invasive species initiative supported by the Utah Public Lands Initiative.

utah-science
UAES
fall-20
News
Utah Biomass Resources Group have demonstrated a practical method for producing biochar using simple metal kilns. Why is that useful now? McAvoy says making biochar can mitigate the impact of hazardous fuels for wildfires.
Big Box Kilns Fight Fire (Greenhouse Gas Emissions and Poor Soil) with Fire

Big Box Kilns Fight Fire (Greenhouse Gas Emissions and Poor Soil) with Fire

Utah Biomass Resources Group have demonstrated a practical method for producing biochar using simple metal kilns. Why is that useful now? McAvoy says making biochar can mitigate the impact of hazardous fuels for wildfires.

utah-science
News
UAES
fall-20
More species of bees live in the Grand Staircase region of Utah than there are total bee species living in the U.S. east of the Mississippi River. This extraordinary diversity makes Utah an ideal place to study bees and other pollinators.
Plants and Pollinators Shape Unique Southern Utah Ecosystems

Plants and Pollinators Shape Unique Southern Utah Ecosystems

More species of bees live in the Grand Staircase region of Utah than there are total bee species living in the U.S. east of the Mississippi River. This extraordinary diversity makes Utah an ideal place to study bees and other pollinators.

fall-20
utah-science
News
UAES
In Utah, many of the big questions about natural resource and land management involve public lands because they comprise about 75% of the state. That places Utah third behind Alaska (95.8%) and Nevada (87.7%)
Directors Message

Directors Message

In Utah, many of the big questions about natural resource and land management involve public lands because they comprise about 75% of the state. That places Utah third behind Alaska (95.8%) and Nevada (87.7%)

fall-20
UAES
utah-science
News
The world produced 348 million metric tons of plastic in 2017. These same properties lead to progressive fragmentation instead of degradation in the environment. These “microplastics” are known to accumulate in wastewaters, rivers, and ultimately the worl
Tons of Microplastic Rains into Western U.S. Protected Lands Annually

Tons of Microplastic Rains into Western U.S. Protected Lands Annually

The world produced 348 million metric tons of plastic in 2017. These same properties lead to progressive fragmentation instead of degradation in the environment. These “microplastics” are known to accumulate in wastewaters, rivers, and ultimately the worl...

Research
UAES
News
public-lands
Public Lands Initiative funds provided to the Berryman Institute at Utah State University.
Jack H. Berryman Institute for Wildlife Damage Management

Jack H. Berryman Institute for Wildlife Damage Management

Public Lands Initiative funds provided to the Berryman Institute at Utah State University.

UAES
Research
public-lands
News
Delegates agreed to the common goal of “healthy herds on healthy rangelands.” Additionally, they shared a common frustration, the increased polarization of all interest groups that results in political and management gridlock of federally protected equids
Free-roaming Equids and Ecosystem Sustainability Summit

Free-roaming Equids and Ecosystem Sustainability Summit

Delegates agreed to the common goal of “healthy herds on healthy rangelands.” Additionally, they shared a common frustration, the increased polarization of all interest groups that results in political and management gridlock of federally protected equids...

Research
News
UAES
public-lands
The distribution and abundance of the greater sage-grouse have declined in the last 60 years. Range contractions and population declines have been attributed to anthropogenically driven loss and fragmentation of their sagebrush habitats.
Greater Sage-grouse Responses to Livestock Grazing in Semi-Arid Sagebrush Rangelands

Greater Sage-grouse Responses to Livestock Grazing in Semi-Arid Sagebrush Rangelands

The distribution and abundance of the greater sage-grouse have declined in the last 60 years. Range contractions and population declines have been attributed to anthropogenically driven loss and fragmentation of their sagebrush habitats.

UAES
public-lands
Research
News
Thanks to Public Lands Initiative support, we have leveraged funding from the Yamaha Corporation, the West Desert Adaptive Resources Management local working group (WDARM), the Utah Division of Wildlife Resources (UDWR), the U.S. Forest Service, and the B
Restoration of the Greater Sage-grouse (Centrocercus urophasianus) Sheeprock Sage-Grouse Management Area Populations: National Public Land Policy Implications

Restoration of the Greater Sage-grouse (Centrocercus urophasianus) Sheeprock Sage-Grouse Management Area Populations: National Public Land Policy Implications

Thanks to Public Lands Initiative support, we have leveraged funding from the Yamaha Corporation, the West Desert Adaptive Resources Management local working group (WDARM), the Utah Division of Wildlife Resources (UDWR), the U.S. Forest Service, and the B...

Research
UAES
public-lands
News
Utah State University graduate students Marshall Wolf and Karen Bartelt were hired to develop a research program aimed at understanding how the construction and eventual collapse of beaver dams influence the ecological and geomorphic characteristics of fl
Using Beaver to Benefit Stream Management and Restoration of Public Lands

Using Beaver to Benefit Stream Management and Restoration of Public Lands

Utah State University graduate students Marshall Wolf and Karen Bartelt were hired to develop a research program aimed at understanding how the construction and eventual collapse of beaver dams influence the ecological and geomorphic characteristics of fl...

News
UAES
public-lands
Research
The Utah Forest Institute hired a full-time technician (Megan Nasto, Ph.D. University of Montana) to lead the expansion of the Utah Forest Institute into field work as well as to complete the fire atlas for Utah.
Utah Forest Institute

Utah Forest Institute

The Utah Forest Institute hired a full-time technician (Megan Nasto, Ph.D. University of Montana) to lead the expansion of the Utah Forest Institute into field work as well as to complete the fire atlas for Utah.

News
UAES
public-lands
Research
Western states rely on public lands for economic benefits derived from livestock grazing, recreation, and hunting. The presence and abundance of wild horses has been associated with wetland degradation, soil compaction, and spread of noxious weeds.
Developing Decision Support Tools for Management of Free-Roaming Equids on Public Lands in the Mountain West: An Ecological Assessment

Developing Decision Support Tools for Management of Free-Roaming Equids on Public Lands in the Mountain West: An Ecological Assessment

Western states rely on public lands for economic benefits derived from livestock grazing, recreation, and hunting. The presence and abundance of wild horses has been associated with wetland degradation, soil compaction, and spread of noxious weeds.

Research
UAES
News
public-lands
The goals of our project are to enhance native plant seed collection efforts in southern Utah and provide baseline data for pollinator diversity and abundance on public lands.
Facilitation of Pollinator Management on Public Lands through Acoustic and Genetic Detection

Facilitation of Pollinator Management on Public Lands through Acoustic and Genetic Detection

The goals of our project are to enhance native plant seed collection efforts in southern Utah and provide baseline data for pollinator diversity and abundance on public lands.

Research
public-lands
News
UAES
Of all farm income generated in Utah, 34% is from cattle and calves produced as meat animals. Over the past five years, the Utah gross income from beef cattle sales has varied from a high of $807 million in 2014 to a low of $498 million in 2017.
Quantifying the Effects of Lagomorphs (rabbits) on Rangeland Condition: A Grazing Study in the Henry Mountains, Utah

Quantifying the Effects of Lagomorphs (rabbits) on Rangeland Condition: A Grazing Study in the Henry Mountains, Utah

Of all farm income generated in Utah, 34% is from cattle and calves produced as meat animals. Over the past five years, the Utah gross income from beef cattle sales has varied from a high of $807 million in 2014 to a low of $498 million in 2017.

News
Research
UAES
public-lands
Invasive annual grasses alter public western rangeland ecosystems after a fire. Our research goal is to examine the success of post-fire re-vegetation and seeding treatments in Box Elder County Utah.
Assessment of Post-fire Reseeding Efforts Undertaken in Box Elder County, Utah

Assessment of Post-fire Reseeding Efforts Undertaken in Box Elder County, Utah

Invasive annual grasses alter public western rangeland ecosystems after a fire. Our research goal is to examine the success of post-fire re-vegetation and seeding treatments in Box Elder County Utah.

public-lands
Research
UAES
News
This collaboration between Utah State University and the Utah Division of Oil, Gas and Mining (DOGM) will develop an effective landscape monitoring protocol to assist land managers in the evaluation of reclamation activities across the state.
Unmanned Aerial Systems to Monitor Mine Reclamation Success in Central Utah

Unmanned Aerial Systems to Monitor Mine Reclamation Success in Central Utah

This collaboration between Utah State University and the Utah Division of Oil, Gas and Mining (DOGM) will develop an effective landscape monitoring protocol to assist land managers in the evaluation of reclamation activities across the state.

Research
News
UAES
public-lands
Legislative funding from the Public Lands Initiative for FY19 was used to hire a PhD-level Assistant Director of Research and Operations position. The Assistant Director of Research and Operations position plays a leadership role.
The Institute of Outdoor Recreation and Tourism’s Use of PLI Funding for FY19

The Institute of Outdoor Recreation and Tourism’s Use of PLI Funding for FY19

Legislative funding from the Public Lands Initiative for FY19 was used to hire a PhD-level Assistant Director of Research and Operations position. The Assistant Director of Research and Operations position plays a leadership role.

UAES
south_farm
News
equestrian_center
Research
The sustainability of U.S. agriculture is threatened by the degradation and/or loss of ecosystem services through natural processes or human interventions such as reduced biological diversity, water and air pollution, and loss of soil quality.
Developing an Oxytocin Treatment Protocol for Supressing Estrus in Mares

Developing an Oxytocin Treatment Protocol for Supressing Estrus in Mares

The sustainability of U.S. agriculture is threatened by the degradation and/or loss of ecosystem services through natural processes or human interventions such as reduced biological diversity, water and air pollution, and loss of soil quality.

greenville
Research
News
UAES
Human activity has more than doubled the input of reactive nitrogen (N) to terrestrial systems, yet N availability remains a common limitation to plant production. Improved understanding of N cycling in agroecosystems is essential.
Linking nitrification to microbial community in agroecosystems under changing climate

Linking nitrification to microbial community in agroecosystems under changing climate

Human activity has more than doubled the input of reactive nitrogen (N) to terrestrial systems, yet N availability remains a common limitation to plant production. Improved understanding of N cycling in agroecosystems is essential.

News
Research
UAES
public-lands
Efforts have focused on preparing to treat hazardous fuels with Big Box kilns this fall and winter. The first of three Big Box kilns is complete and ready, it measures 16’ long, 7.5‘ wide, and 6’ tall. We purchased a 16-foot deck-over aluminum trailer to
Big Box Burning

Big Box Burning

Efforts have focused on preparing to treat hazardous fuels with Big Box kilns this fall and winter. The first of three Big Box kilns is complete and ready, it measures 16’ long, 7.5‘ wide, and 6’ tall. We purchased a 16-foot deck-over aluminum trailer to ...

News
UAES
Research
public-lands
Over the past year, we have made considerable progress and remain on schedule with regard to our work plan and budget. In April, we published a peer-reviewed manuscript in Earth Surface Processes and Landforms, in collaboration with Jon Czuba, assistant p
Assessing Vulnerability of Reservoirs to Post-wildfire Sedimentation in the Wasatch Front

Assessing Vulnerability of Reservoirs to Post-wildfire Sedimentation in the Wasatch Front

Over the past year, we have made considerable progress and remain on schedule with regard to our work plan and budget. In April, we published a peer-reviewed manuscript in Earth Surface Processes and Landforms, in collaboration with Jon Czuba, assistant p...

News
blue_creek
UAES
cache_junction
Research
greenville
As water demands increase, and available irrigation water supplies stay constant or decline in Utah, barley production systems will need to adapt to earlier maturity and to make use of winter precipitation and early spring moisture.
Breeding and evaluation of sustainable winter barley cultivars for feed and malting

Breeding and evaluation of sustainable winter barley cultivars for feed and malting

As water demands increase, and available irrigation water supplies stay constant or decline in Utah, barley production systems will need to adapt to earlier maturity and to make use of winter precipitation and early spring moisture.

caine_dairy
News
UAES
Research
This project is designed to investigate the root cause of sub-fertility in high producing dairy cows. Many theories exist about why first-service conception rates are so low in lactating dairy cows in the US.
Impact of metabolic status and stage of lactation on oocyte and embryo quality in dairy cows

Impact of metabolic status and stage of lactation on oocyte and embryo quality in dairy cows

This project is designed to investigate the root cause of sub-fertility in high producing dairy cows. Many theories exist about why first-service conception rates are so low in lactating dairy cows in the US.

equestrian_center
Research
south_farm
UAES
News
The current project is partially funded by USDA AFRI Agriculture and Natural Resources Science for Climate Variability and Change Challenge Area,Climate and Microbial Processes in Agroecosystems program grant 2016-67004-24920 to John Stark.
Microbial Carbon-use Efficiency in Agroecosystems: The Effect of Drought and N Availability on Soil Microbial Production and Respiration

Microbial Carbon-use Efficiency in Agroecosystems: The Effect of Drought and N Availability on Soil Microbial Production and Respiration

The current project is partially funded by USDA AFRI Agriculture and Natural Resources Science for Climate Variability and Change Challenge Area,Climate and Microbial Processes in Agroecosystems program grant 2016-67004-24920 to John Stark.

Research
News
greenville
UAES
Crop pests negatively impact agricultural productivity and threaten global food security. Herbivorous insects often specialize on an narrow range of host plants. Novel pests can emerge when insects expand their host range to include crop species.
How does inter-population variability affect the outcome of plant-insect interactions: the case of alfalfa and the Melissa blue butterfly

How does inter-population variability affect the outcome of plant-insect interactions: the case of alfalfa and the Melissa blue butterfly

Crop pests negatively impact agricultural productivity and threaten global food security. Herbivorous insects often specialize on an narrow range of host plants. Novel pests can emerge when insects expand their host range to include crop species.

richmond
Research
News
UAES
There is a need for improved landscape water conservation. This need can be partially met by finding and developing water conserving native plants for use as alternative landscaping materials.
Selection and propagation of native Utah plants for use in water conserving landscapes

Selection and propagation of native Utah plants for use in water conserving landscapes

There is a need for improved landscape water conservation. This need can be partially met by finding and developing water conserving native plants for use as alternative landscaping materials.

blue_creek
greenville
Research
UAES
cache_junction
News
Plant breeding is a long-term research project. Because both biotic and abiotic stresses differ markedly between geographical areas, genotype by environment interactions can be exploited to develop cultivars.
Development and testing wheat cultivars and germplasm for changing environments

Development and testing wheat cultivars and germplasm for changing environments

Plant breeding is a long-term research project. Because both biotic and abiotic stresses differ markedly between geographical areas, genotype by environment interactions can be exploited to develop cultivars.

Research
Kaysville
UAES
News
Growers throughout the Intermountain West need local information on cropping options that allow better nutrient cycling and improved pest management for vegetables. Detailed information on cover crop systems and supplemental nutrient additions are needed
Organic Vegetable Cropping in Utah: Enhancing Cover Crop performance with Targeted Nutrient Additions

Organic Vegetable Cropping in Utah: Enhancing Cover Crop performance with Targeted Nutrient Additions

Growers throughout the Intermountain West need local information on cropping options that allow better nutrient cycling and improved pest management for vegetables. Detailed information on cover crop systems and supplemental nutrient additions are needed...

News
UAES
blue_creek
Research
Promoting ecosystem nitrogen (N) retention is important for land managers and farmers, as nitrogen losses (via denitrification or leaching) contaminate surrounding natural systems, and represent an expensive waste of fertilizer.
Understanding Controls on Soil Microbial Nitrogen Use Efficiency in Agroecosystems

Understanding Controls on Soil Microbial Nitrogen Use Efficiency in Agroecosystems

Promoting ecosystem nitrogen (N) retention is important for land managers and farmers, as nitrogen losses (via denitrification or leaching) contaminate surrounding natural systems, and represent an expensive waste of fertilizer.

Kaysville
Research
UAES
cache_junction
greenville
News
One of the biggest and most complex problems facing society today is the issue of invasive plants. While the general public may not view invasive plants as a threat or even a problem, their importance is well documented scientifically.
A Framework to Develop New Approaches for Managing Invasive Plants in Natural and Agricultural Systems of Utah

A Framework to Develop New Approaches for Managing Invasive Plants in Natural and Agricultural Systems of Utah

One of the biggest and most complex problems facing society today is the issue of invasive plants. While the general public may not view invasive plants as a threat or even a problem, their importance is well documented scientifically.

Research
UAES
News
caine_dairy
In this project we will test how three different rations using novel alfalfa products impact dairy cow performance. In this trial, we will provide the treatment ration for a period of three weeks.
Impacts of a novel alfalfa product on milk production and dairy cow performance

Impacts of a novel alfalfa product on milk production and dairy cow performance

In this project we will test how three different rations using novel alfalfa products impact dairy cow performance. In this trial, we will provide the treatment ration for a period of three weeks.

News
irrigated_pasture
equestrian_center
south_farm
UAES
Research
The sustainability of U.S. agriculture is threatened by the degradation and/or loss of ecosystem services through natural processes or human interventions such as reduced biological diversity, water and air pollution, and loss of soil quality.
Tannin-containing legumes in pasturelands and their ecological services

Tannin-containing legumes in pasturelands and their ecological services

The sustainability of U.S. agriculture is threatened by the degradation and/or loss of ecosystem services through natural processes or human interventions such as reduced biological diversity, water and air pollution, and loss of soil quality.

UAES
richmond
News
Research
A collection of diverse germplasm of the genera Prunus, Juglans, and Pistacia will be evaluated for their suitability for culinary fruit or nut production and for potential use as rootstocks adapted to the cold, dry, and alkaline conditions of the Intermo
Evaluation of diverse woody germplasm for culinary and rootstock uses in the Intermountain West

Evaluation of diverse woody germplasm for culinary and rootstock uses in the Intermountain West

A collection of diverse germplasm of the genera Prunus, Juglans, and Pistacia will be evaluated for their suitability for culinary fruit or nut production and for potential use as rootstocks adapted to the cold, dry, and alkaline conditions of the Intermo...

irrigated_pasture
blue_creek
cache_junction
Research
UAES
News
The long-term goal of this project is to improve the profitability of Utah livestock producers, reduce the negative environmental impact of ruminant production and increase the food security of residents of Utah and the northern Mountain West.
Employing Forage Legumes to Improve the Sustainability of Ruminant Production

Employing Forage Legumes to Improve the Sustainability of Ruminant Production

The long-term goal of this project is to improve the profitability of Utah livestock producers, reduce the negative environmental impact of ruminant production and increase the food security of residents of Utah and the northern Mountain West.

Kaysville
UAES
Research
News
Utah is the 2nd leading tart cherry producing state in the US. In order to remain competitive, new methods are needed for tart cherry production. Other alternative crops are needed that utilize the fruit processing infrastructure that exists with the tart
Developing improved management systems for mechanically harvested fruit crops in Utah

Developing improved management systems for mechanically harvested fruit crops in Utah

Utah is the 2nd leading tart cherry producing state in the US. In order to remain competitive, new methods are needed for tart cherry production. Other alternative crops are needed that utilize the fruit processing infrastructure that exists with the tart...

Research
UAES
cache_junction
News
As the atmosphere warms over much of the globe, precipitation events are predicted to become fewer but larger. This increasing precipitation intensity is expected to be a major driver of changes in terrestrial ecosystems in the coming decades.
Assessing changing precipitation effects on dryland agriculture production

Assessing changing precipitation effects on dryland agriculture production

As the atmosphere warms over much of the globe, precipitation events are predicted to become fewer but larger. This increasing precipitation intensity is expected to be a major driver of changes in terrestrial ecosystems in the coming decades.

blue_creek
greenville
UAES
News
Research
wellsville
In order to remain economically viable, Utah’s agricultural producers are faced with the need to optimize crop inputs to maximize profits. Crop response to management can vary due to various factors.
Optimizing inputs for forages and field crops in Utah

Optimizing inputs for forages and field crops in Utah

In order to remain economically viable, Utah’s agricultural producers are faced with the need to optimize crop inputs to maximize profits. Crop response to management can vary due to various factors.

cache_junction
Research
UAES
News
Feeding cattle in feedlots is efficient, but problematic because feed yards produce concentrated ammonia emissions and animals are routinely treated with antibiotics and hormones that can contaminate the environment.
Legume-Finished Beef: Achieving Current Production with Greater Environmental, Economic and Social Sustainability

Legume-Finished Beef: Achieving Current Production with Greater Environmental, Economic and Social Sustainability

Feeding cattle in feedlots is efficient, but problematic because feed yards produce concentrated ammonia emissions and animals are routinely treated with antibiotics and hormones that can contaminate the environment.

caine_dairy
UAES
Research
News
We are going to see how a novel alfalfa product impacts growth and reproductive capacity of holstein dairy heifers when included in the ration as compared to a control ration that does not have any of the novel alfalfa feed.
Inclusion of a novel alfalfa product in the ration of dairy heifers

Inclusion of a novel alfalfa product in the ration of dairy heifers

We are going to see how a novel alfalfa product impacts growth and reproductive capacity of holstein dairy heifers when included in the ration as compared to a control ration that does not have any of the novel alfalfa feed.

Research
News
greenville
UAES
Human activities have dramatically altered the global nitrogen cycle by increasing the amount of reactive nitrogen in the environment; human associated inputs of industrially produced N fertilizers and N fixation by crops now exceed the natural N inputs t
Functional Genomics and Ecology of Nitrogen Mineralization and Nitrification

Functional Genomics and Ecology of Nitrogen Mineralization and Nitrification

Human activities have dramatically altered the global nitrogen cycle by increasing the amount of reactive nitrogen in the environment; human associated inputs of industrially produced N fertilizers and N fixation by crops now exceed the natural N inputs t...

irrigated_pasture
News
UAES
Research
Dairy products constitute the second largest sector of the organic agriculture industry in the US. And dairy cow replacement costs are second only to feed costs in magnitude for the average dairy farm: between one-third and one-fourth of the entire herd i
Economic and environmental sustainability of heifer development strategies in pasture-based organic dairy systems

Economic and environmental sustainability of heifer development strategies in pasture-based organic dairy systems

Dairy products constitute the second largest sector of the organic agriculture industry in the US. And dairy cow replacement costs are second only to feed costs in magnitude for the average dairy farm: between one-third and one-fourth of the entire herd i...

Research
irrigated_pasture
News
UAES
The objectives of project 1329 are to determine the methane emissions, fatty acid concentrations, rates of feed passage, and nitrogen partitioning in waste of cattle on three types of pasture (a grass, a tannin-containing legume, and a non-tannin legume)
Cattle Methane Emissions, Nitrogen Use and Fatty Acid Processing of Legumes

Cattle Methane Emissions, Nitrogen Use and Fatty Acid Processing of Legumes

The objectives of project 1329 are to determine the methane emissions, fatty acid concentrations, rates of feed passage, and nitrogen partitioning in waste of cattle on three types of pasture (a grass, a tannin-containing legume, and a non-tannin legume) ...

greenville
Research
cache_junction
News
UAES
The goal of this project is to improve the economic and environmental sustainability of beef production in Utah and the Mountain West region. This work addresses concerns that beef consumers have about the welfare of cattle finished in feedlots.
Irrigated Perennial Legume Pastures for Dairy and Beef Production in the Intermountain West

Irrigated Perennial Legume Pastures for Dairy and Beef Production in the Intermountain West

The goal of this project is to improve the economic and environmental sustainability of beef production in Utah and the Mountain West region. This work addresses concerns that beef consumers have about the welfare of cattle finished in feedlots.