KNOPOV, V., Institute of Animal Science, Volcani Center, Bet Dagan, Israel
LEACH, R.M., Department of Poultry Science, Pennsylvania State University, Pennsylvania, United States
BARAK‐SHALOM, T., Institute of Animal Science, Volcani Center, Bet Dagan, Israel
HURWITZ, S., Institute of Animal Science, Volcani Center, Bet Dagan, Israel
PINES, M., Institute of Animal Science, Volcani Center, Bet Dagan, Israel