Xianyang nitrogenous fertilizer factory cleaning services company .

咸阳氮肥厂清洗服务公司。

Increasing application of the nitrogenous fertilizer also increased the grain protein content significantly .

增施氮肥可显著提高各品种子粒蛋白质含量。

Analysis of effect of readjustment of preferential policy on nitrogenous fertilizer plants in china .

优惠政策调整对我国氮肥企业的影响分析。

An inquiry is given in detail into the multiple development spaces for the nitrogenous fertilizer plants .

对氮肥企业多元化发展空间进行了详细探讨。

Pot experiment was conducted to study the effects of nitrogenous fertilizer forms on quality of amaranth under different water treatments .

通过盆栽试验，研究了不同水分条件下氮肥形态配比对苋菜品质的影响。