Influence of rearing drakes weight on reproduction of ducks | Влияние живой массы ремонтных селезней на воспроизводительные качества уток
2013
Kosyanenko, S.V., National Academy of Sciences. Scientific and Practical Center of Animal Breeding (Belarus). Belarus Regional Experimental Poultry Station
The article characterizes the efficiency and reproduction of the offsprings of drakes with different weight. The negative correlation of –0,3±0,12 of the weight of drakes at the age of 46 days and eggs fertility is underlined. The drakes whose weight at the age of 46 days is higher than the line average index should be used to complete pedigree pens of father lines.
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Эту запись предоставил National Academy of Sciences of Belarus