常見例句雙語例句Objective:To investigate the change of rumen bacteria floras after diets of beef cattle supplemented with 2% fish oil.目的:研究肉牛日糧中添加2%魚油後瘤胃細菌區(qū)系的變化。The growth of rumen bacteria was inhibited due to the shortage of the nitrogen supply in the high forage diet (70% Chinese wildrye and 30% concentrate).結果表明粗料爲70%羊草的日糧,氮源不足限制了瘤胃微生物生長。The results indicate that the activities of protease, GPT, GOT and GDH generally reach the maximum at 1.5 h after feeding, then gradually decrease in rumen bacteria and protozoa of sheep;結果提示,縂躰上,緜羊瘤胃細菌、原蟲中蛋白酶、穀氨酸脫氫酶、穀丙轉氨酶、穀草轉氨酶的活力在飼喂後1.5 h達到峰值,之後逐漸降低; 返回 rumen bacteria