杂合型伴性矮小基因对正常体型鸡脂肪沉积的影响

朱星浩,陈青,邵冰豪,郭钰君,张向丽,杜鹏飞,朱瑶,黄艳群,陈文

Effect of the Heterozygous Sex-Linked Dwarf Gene on Fat Deposition in Normal Type Chickens

ZHU XingHao,CHEN Qing,SHAO BingHao,GUO YuJun,ZHANG XiangLi,DU PengFei,ZHU Yao,HUANG YanQun,CHEN Wen

表1 日粮组成及营养水平

Table 1 Composition and nutrient levels of basal diets (%)

营养指标 Nutrition indicators 0-7周龄 0-7 weeks 8-17周龄 8-17 weeks 营养水平 Nutrient level 0-7周龄 0-7 weeks 8-17周龄 8-17 weeks 玉米 Corn grain (%) 33.65 55.17 代谢能 ME（MJ·Kg-1） 11.28 12.17 43%豆粕 43% soybean meal (%) 6.50 — 粗蛋白 CP (%) 14.94 13.31 46%豆粕 46% soybean meal (%) 13.65 9.91 钙 Ca (%) 1.00 0.74 米糠油 Rice bran oil (%) — 2.00 总磷 TP (%) 0.60 0.47 玉米蛋白饲料 Corn protein feed (%) 16.50 2.21 有效磷 A-P (%) 0.09 0.10 玉米蛋白粉 Corn gluten meal (%) 1.50 0.87 赖氨酸 Lysine (%) 0.87 0.62 次粉 Wheat middling and reddog (%) 24.00 20.00 蛋氨酸+胱氨酸 Methionine + Cystine (%) 0.68 0.59 石粉 Stone powder (%) 1.53 1.44 干酒槽及其可溶物 DDGs (%) — 6.00 磷酸氢钙 NaHCo3 (%) 1.20 0.57 99%蛋氨酸 99% Methionine (%) 0.15 0.13 98%赖氨酸 98% Lysine (%) 0.30 — 预混料 Premix 1) (%) 1.02 1.70 合计 Total 100.00 100.00