Influence of inbreeding and others factor on litter size in chester white swine
Hetzer, H.O., Lambert, W.V., Zeller, J.H.
Influence of inbreeding and others factor on litter size in chester white swine - Washington 1940 - 1-10 p. - Swine United States Department of Agriculture. Circular No. 570 .
Influence of inbreeding and others factor on litter size in chester white swine - Washington 1940 - 1-10 p. - Swine United States Department of Agriculture. Circular No. 570 .