Experiment showed that fertilizer application could increase not only the yield of maize but also the quantity of Its roots.
本文通过试验证明了栽培玉米增施化学肥料既可以提高粮食单产，又可随着粮食产量的增加而增多玉米根茬的数量。
It appeared that the efficiency of increasing yield and improving quality of crops also concerned with methods and quantity of application microbial fertilizer.
增施微生物菌肥的增产幅度及改善品质的作用与作物品种、微生物菌肥施用量和施肥方法有关。
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