Search National Agricultural Library Digital Collections
Displaying
all 2 items
start over
- Description:
- Includes references
- Author:
- Rotz, C.A. , Buckmaster, D.R. , Comerford, J.W.
- Subject:
- beef cows , simulation models , feed intake , animal performance , cattle manure , excretion , cattle production , cattle feeding , dietary fiber , energy requirements , protein requirement , finishing , calves , heifers , stocker cattle , environmental impact , dietary minerals , animal growth , nitrogen , potassium , phosphorus , particle size distribution , model validation , integrated agricultural systems
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
- Description:
- Includes references
- Author:
- Milchunas, D.G. , Mosier, A.R. , Morgan, J.A. , LeCain, D.R. , King, J.Y. , Nelson, J.A.
- Subject:
- steppes , grasslands , carbon dioxide , elevated atmospheric gases , defoliation , forage grasses , forage quality , yields , livestock , ruminants , grazing , nitrogen , nitrogen fertilizers , fertilizer rates , cellulose , lignin , crude protein , protein content , digestibility , seasonal variation , animal performance , nutritive value , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
