 | Estrus. | (1) |
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 | Proceedings, Conference on Estrous Cycle Control in Domestic Animals, July 9-10, 1964, Nebraska Center for Continuing Education, University of Nebraska, Lincoln, Nebraska. Conference on Estrous Cycle Control in Domestic Animals (1964 : University of Nebraska) 4n Washington, D.C. : Cooperative State Research Service and Agricultural Research Service, U.S. Dept. of Agriculture in cooperation with University of Nebraska, 1965. | |
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