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Jim MacDonald - Associate Professor in Animal Science

Eroded field

April 29, 2021

Does Grazing Cover Crops Negatively Impact Soil and Crop Yields?

By Lindsey Anderson, Humberto Blanco - Professor of Soil Science, Mary Drewnoski - Beef Systems Specialist, Jim MacDonald - Associate Professor in Animal Science

Soil samples

April 28, 2021

Can Cover Crops Offset the Negative Impacts of Corn Silage?

By Lindsey Anderson, Humberto Blanco - Professor of Soil Science, Mary Drewnoski - Beef Systems Specialist, Jim MacDonald - Associate Professor in Animal Science

Cattle grazing cover crops

January 22, 2019

Cover Crop Grazing: Impacts on Soils and Crop Yields

By Humberto Blanco - Professor of Soil Science, Mary Drewnoski - Beef Systems Specialist, Jim MacDonald - Associate Professor in Animal Science, Daren Redfearn - Extension Forage Crop Residue Specialist, Jay Parsons - Farm and Ranch Management Specialist, Gary Lesoing - Former Extension Educator, Tyler Williams - Former Cropping Systems Extension Educator

Figure 1. Steers grazing a mix of oats, turnips and radishes in mid-December. At this point in Experiment 4 there was still 1.5 ton dry matter per acre and calves grazed until mid-January when the weather ended grazing due to the forage being iced to the ground.

December 1, 2016

Value of Oats and Brassicas for Fall Forage

By Mary Drewnoski - Beef Systems Specialist, Jim MacDonald - Associate Professor in Animal Science, Kristen Ulmer - M.S. Student in Animal Science, Jordan Cox - M.S. Student in Animal Science