断奶前后非特异病原性腹泻羔羊生长生理及肠道菌群差异性比较

杨柠芝,李婷,王燕,陈卓,马义诚,任强林,刘佳佳,杨会国,姚刚

Comparison of Growth Physiology and Gut Microbiota Between Healthy and Diarrheic Lambs in Pre- and Post-Weaning Period

YANG NingZhi,LI Ting,WANG Yan,CHEN Zhuo,MA YiCheng,REN QiangLin,LIU JiaJia,YANG HuiGuo,YAO Gang

表2 断奶前后羔羊日粮组成及营养水平

Table 2 Diet composition of lambs pre- and post- weaning period

原料 Ingredient 日粮组成 Diet composition (%) 营养成分 Nutritional components 营养水平 Nutrient levels 断奶前Suckling 断奶后Weaned 断奶前Suckling 断奶后Weaned 玉米Corn 43.12 25.20 干物质 DM (%) 82.29 86.65 麸皮Wheat bran 3.75 4.40 消化能DE (MJ·kg-1) 10.41 6.43 豆粕Sybean meal 16.50 4.40 粗蛋白 CP (%) 16.76 10.76 棉粕Cottonseed meal 3.00 1.20 粗纤维 CF (%) 11.01 24.48 葵粕Sunflower meal 2.63 2.00 粗灰分Ash (%) 4.43 6.27 酵母Brewers dried yeast 0.70 1.60 钙 Ca (%) 0.57 0.51 食盐NaCl 0.80 0.40 总磷 P (%) 0.34 0.23 石粉Limestone 0.80 0.40 碳酸氢钠Sodium bicarbonate 3.70 0.40 麦秸Wheat straw 10.00 40.00 苜蓿草粉Alfalfa meal 14.00 19.00 复合预混料Premix 1.00 1.00 合计Total 100.00 100.00