When the chicken-hawk appears in the sky, loud are the cockerels calls of alarm. 当抓小鸡的老鹰出现在天空上时,是公鸡大声啼叫鸣警。
Finely decorated on the exterior with two groups of cockerels parading in front of hens among chicks pecking at the ground. 外表装饰精美,两组小公鸡引领着母鸡和小鸡们在地上啄食。
The complementary effect of stilbestrol and methylthiouracil on the fattening of cockerels 己雌酚与甲基硫氧嘧啶对家禽肥育的互补效应
80 eighteen-week-old ISA Brown cockerels were randomly allocated to six groups. 80只18周龄的伊莎褐种公鸡随机分为六组。
Effects of Garlicin on Immune Indexes of Egg-Type Cockerels 大蒜素对蛋公雏免疫指标的影响
Study of the fattening effect of different doses of compound vitamins addition on the egg-type cockerels 复合维生素添加量对蛋公雏育肥效果的影响
Study on the effect of various sources of fluoride on performance, bone and blood of egg Cockerels 日粮中不同来源氟对蛋公雏影响的研究
Study on the requirement of Broilers and egg cockerels for non-phytate phosphorus 0~3周龄肉仔鸡和蛋用仔公鸡非植酸磷需要量的研究
Study on Determination of amino acid digestibility of feedstuffs with cockerels and drakes 鸡与鸭饲料氨基酸消化率测定值比较
Digestion of caecum of adult cockerels on feed phosphorus 鸡盲肠对饲料磷的消化作用
The results showed that the increase of the content of the compound vitamins in the diet significantly improved the healthy level, daily gain, feed conversion rate and the economic benefit of the fattening egg type cockerels. 结果表明,提高育肥蛋公雏饲粮中复合维生素的含量能显著提高育肥蛋白雏的健康水平、日增重、饲料转化率及经济效益。
Effect of Medical Stone on Yeast Culture Digestibility of Cockerels 麦饭石对家禽酵母饲料消化率的影响