随着化肥施用量的增加,防止作物发生肥售的问题也应引起足够的重视,否则将给农业生产带来不应有的损失。以我县为例,在水稻生产中用碳酸氢铵作面肥,常发生烧芽烂秧,作追肥时又常因灌水不及时,发生 With the increase of the amount of chemical fertilizers applied, the issue of preventing crop from being sold and sold should also be given enough attention. Otherwise, it will cause undue losses to agricultural production. In my county, for example, the use of ammonium bicarbonate in the production of rice as a fertilizer, rotten seedlings often occur burning buds, often because of the time for top dressing due to irrigation, occurred