The output and input ratios of artificial supplementary energy in plantation, poultry and stock-raising are higher than that in fishery.
第二性生产的绝大部分人工辅助能依靠系统外输入。
2
Low concentration acetone sensors play an important role in monitoring of industrial production, food quality, stockraising and disease diagnosing.
低浓度丙酮气体的检测在监测工业生产、食品质量、畜牧业和疾病等中有重要的作用。
3
They are engaged in stockraising mostly, be used to living immediately, gallant and doughty, basically distributing to pull Pan handkerchief prairie and Uruguay prairie in Argentina at present.