by Roschlau, K, Rommel, P, Andreewa, L, Zackel, M, Roschlau, D, Zackel, B, Schwerin, M, Hühn, R, Gazarjan, K G
Published in Journal of reproduction and fertility. Supplement (1989)

by Roschlau, K, Rommel, P, Andreewa, L, Zackel, M, Roschlau, D, Zackel, B, Schwerin, M, Huhn, R, Gazarjan, K.G. (Res. Centre of Animal Production, Acad. Agric. Sciences, Dummerstorf 2551, German Democratic Republic)
Published in Journal of Reproduction and Fertility (UK) (1989)