目的：研究肉牛日粮中添加2%鱼油后瘤胃细菌区系的变化。
Objective:To investigate the change of rumen bacteria floras after diets of beef cattle supplemented with 2% fish oil.
采用砂培方法研究了光合细菌对番茄发芽的影响和采用盆栽试验研究了光合细菌对番茄生长过程中光合色素、部分抗氧化酶以及微生物区系的影响。
The affects of Photosynthetic bacteria on burgeon of tomato through sand culture method on pigment, enzyme system of tomato and soil microbe through pot culture experiment were studied.
瘤胃是一个复杂的微生态系统，其微生物区系主要有细菌、原虫及厌氧真菌组成。
Rumen is a complex micro-ecosystem where bacteria, protozoa and anaerobic fungi are the three major microorganism groups.
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