Pharmacology and toxicology.

Source :: Journal of Animal Science. 1997 89th Annual Meeting Abstracts, Vol. 75 Issue 9, p212. 1/4p.
Publication Year :: 1997
Abstract: Presents an abstract of the research titled `Ingestion of Snakeweed (Gutierrezia spp.) Does Not Alter Serum Progesterone Concentration in Beef Cows and Ewes,' by T.T. Ross, M.C. Whitehead, et al. Reproductive failure in livestock grazing native rangelands infested with snakeweed.

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