Feed conversion efficiency of the twograin fodder is much higher,one kilogram gain of feeding diary cows by amm-oniated grain fodder can save 0.18 yuan,and that of feeding draft cattle bybasified grain fodder 0.31 yuan.是什么意思_Feed conversion efficiency of the twograin fodder is much higher,one kilogram gain of feeding diary cows by amm-oniated grain fodder can save 0.18 yuan,and that of feeding draft cattle bybasified grain fodder 0.31 yuan.在线翻译_英语_读音_用法_例句