Urinary excretion of estrogenic substances by the bovine during estrus and at different stages of gestation

Nelson, Dennis W.2015-05-122015-05-121959https://scholarworks.montana.edu/handle/1/5803enEstrogenEstrusCowsReproductionUrinary excretion of estrogenic substances by the bovine during estrus and at different stages of gestationThesisCopyright 1959 by Dennis W. Nelson