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十多年来,各地把亚铵法草浆废液当做肥料或灌水,直接施用于农田,已经取得了十分显著的增产效果。一些主要作物如麦、稻棉和某些蔬菜等,当季增产幅度很大,可13—56%而且还有一定的后效。从最初不敢问津到后来争相施用,说明农民群众充分肯定并认识了亚铵废液的肥料意义。但是人们也还存在着一些顾虑:长期施用废液对作物的主要环境条件——土壤有什么不利的影响没有?会不会也有污染现象?……。为了解前一方
For more than a decade, the sub-ammonium straw pulp waste liquid has been applied to farmland directly as fertilizer or irrigation, and remarkable yield-increasing effect has been achieved. Some major crops such as wheat, rice paddy and some vegetables, the season a substantial increase in yield, can be 13-56% but also a certain effect. From the initial did not dare to ask for help later to compete with each other, indicating that farmers fully affirmed and recognized the significance of ammonium fertilizer wastewater. However, there are still some concerns: the long-term use of waste on crops, the main environmental conditions - what are the adverse effects of soil? Will not also have pollution? .... To understand the previous one