The law of cassava nutrition and fertilizerutilizationrate by the cassava field experiments were studied.
通过木薯田间试验，研究了木薯营养规律及肥料利用率。
2
The special compound fertilizer also can improve soil property, improve the utilizationrateof the fertilizer, and strengthen the disease and lodging resistance of sugar cane plants.
还可改良土壤性质、提高肥料利用率，增强甘蔗植株抗病性和抗倒伏能力。
3
In certain scale, as the rates of nitrogen dressing increased, the utilizationrateof nitrogen fertilizer was higher.