CAJ | 학술논문

探讨日粮中添加苜蓿鲜草和青饲玉米对奶牛生产性能及其乳成分的影响,本试验选用荷斯坦泌乳奶牛20头,随机分为2组,对照组饲喂秸秆和精料补充料;试验组饲喂苜蓿鲜草、青饲玉米和精料补充料日粮。试验结果表明,日粮中添加苜蓿鲜草和青饲玉米,可极显著提高奶牛的生产性能和乳脂率（P〈0.01）,显著提高干物质采食量和乳蛋白含量（P〈0.05）。
탐토일량중첨가목숙선초화청사옥미대내우생산성능급기유성분적영향,본시험선용하사탄비유내우20두,수궤분위2조,대조조사위갈간화정료보충료;시험조사위목숙선초、청사옥미화정료보충료일량。시험결과표명,일량중첨가목숙선초화청사옥미,가겁현저제고내우적생산성능화유지솔（P〈0.01）,현저제고간물질채식량화유단백함량（P〈0.05）。
Research for the effects of the inclusion of alfalfa and forage maize in diet on milk production and milk Components in dairy cows.The experiment choosed a total of 20 Holstein cows, randomly divided into two groups, the control group were fed with straw and concentrate; the experiment group were fed with fresh alfalfa,forage maize and concentrate.The result showed that alfalfa and forage maize in diet of dairy cows, milk production and miikfat rate increased very significantly （P〈 0.01 ）, dry matter intake and milk protein increased significantly（P〈 0.05）.