Cnaani, A., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Ron, M., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Lee, B.-Y., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Hulata, G., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Kocher, T.D., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Seroussi, E., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel
Cnaani, A., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Ron, M., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Lee, B.-Y., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Hulata, G., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Kocher, T.D., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel Seroussi, E., Institute of Animal Science, Agricultural Research Organization, PO Box 6, Bet-Dagan 50250, Israel