Supplements evaluated for wintering range calves
AuthorsJohn R. Dunbar
Cindy A. Daley
J. M. Connor
Charles B. Wilson
Charles A. Raguse
Thomas R. Famula
Melvin R. George
Authors AffiliationsJohn R. Dunbar is Extension Animal Scientist, Department of Animal Science, University of California, Davis; Cindy A. Daley is Staff Research Associate, Sierra Foothill Range Field Station, Browns Valley; John M. Connor is Superintendent, Sierra Foothill Range Field Station, Browns Valley; Charles B. Wilson is Farm Advisor, Sutter-Yuba counties; Charles A. Raguse is Professor, Department of Agronomy and Range Science, UC Davis; Thomas R. Famula is Associate Professor, Department of Animal Science, UC Davis; Melvin R. George is Extension Range and Pasture Specialist, Department of Agronomy and Range Science, UC Davis.
Hilgardia 44(2):12-15. DOI:10.3733/ca.v044n02p12. March 1990.
In two range feeding trials to evaluate supplemental nitrogen and/or bypass protein source and stocking densities, calves at a low density gained more weight than high-density groups. Dollar return during the supplementation phase, however, was highest from high-density groups fed a combination of urea and corn gluten meal.
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Selective oak removal does not harm water quality
Wildlife diversity of the central Sierra foothills
Seasonal activity of two human-biting ticks
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The bionomics of Scolothrips sexmaculatus (Pergande) (Thysanoptera: Thripidae), an insect predator of spider mites
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