由于有些农民朋友不了解化肥的性质,在施用过程中存在一些错误做法,致使化肥利用率低,甚至给农作物造成肥害而导致减产减收。所以,提醒大家在三夏时节,施肥和追肥时应走出以下五大误区。一、用过磷酸钙拌种。过磷酸钙含3.5%～5%的游离酸,用其拌 Since some peasant friends do not understand the nature of fertilizers, there are some mistakes in the application process, resulting in low utilization of chemical fertilizers and even fattening of crops, resulting in a decrease in production and income. So, to remind everyone in the summer season, fertilizer and dressing should go out of the following five errors. First, with superphosphate dressing. Superphosphate with 3.5% to 5% of the free acid, with its mix