Category Archives: Research

Ultra-high Stocking Density Grazing

Case Study: Dairies Using Ultra-high Stocking Density Grazing in New York and Pennsylvania Dr. Kathy Soder, USDA-ARS Pasture Systems and Watershed Management Research Unit, University Park, PA Full factsheet (PDF) Ultra-high stocking density (UHSD) grazing, sometimes referred to as “mob … Continue reading

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Orchardgrass persistence survey

Dear Orchardgrass Task Force, Extension agents, Professors, Industry members, and others, I am a PhD student in Crop and Soil Environmental Sciences at Virginia Tech. I am working with Dr. Ben Tracy on understanding the causes of reduced persistence in … Continue reading

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Evening grazing

Grazing few hours during the afternoon and evening Dr. Kathy Soder, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) Facts Cattle concentrate grazing during the afternoon and evening. Pasture presents the highest sugar, digestibility and less … Continue reading

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Pasture Seed Banks

Pasture Seed Banks Dr. Matt Sanderson, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) What is a Seed Bank? It is a reserve of dormant seeds in the soil that enables some types of plants to … Continue reading

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Total mixed ration for pasture-based dairy

Using a total mixed ration on a pasture-based dairy Dr. Kathy Soder, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) Background Feeding dairy cows on pasture challenges nutritionists and producers due to changing pasture quality and … Continue reading

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Soil carbon sequestration in pastures

Soil Carbon Sequestration in Pastures Dr. Curtis Dell, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) Background Sequestration of carbon (C) in soils is being promoted as a way to remove carbon dioxide (CO2) from atmosphere … Continue reading

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Pasture diversity and management

Pasture diversity and management Dr. Sarah Goslee, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) Background There are 120 million acres of pasture in the United States, along with 406 million acres of rangeland and 62 … Continue reading

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Diet and behavior

Diet Selection and Grazing Behavior Dr. Kathy Soder, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) A grazing ruminant is presented with a smorgasbord of choices when turned out onto a pasture. However, little is understood … Continue reading

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Greenhouse gas emissions from dairy production

The Dairy Greenhouse Gas Model: A tool for estimating the greenhouse gas emissions and carbon footprint of dairy production systems C. Alan Rotz and Felipe Montes, USDA ARS Pasture Systems and Watershed Management Research Unit, University Park, PA full report … Continue reading

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Pasture fallowing

Pasture plant cover and seed bank composition on a Maryland farm after fallowing Dr. Sarah Goslee, USDA ARS Pasture Systems and Watershed Management Research Unit full report (PDF) Background Pasture fallowing is the practice of leaving pastures ungrazed for a … Continue reading

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