在种植蔬菜过程中 ,如果施用化肥不当或超量使用 ,就会导致硝酸盐在蔬菜植株体内大量积累。硝酸盐被人体撮入后 ,严重威胁人体健康。因此 ,合理施用肥料是无公害蔬菜生产中的重要一个环节。那么怎样才能做到合理施肥呢？概括起来要做到“五注意”。一、注意增施有机肥有机肥中 In the process of planting vegetables, if the improper application of fertilizers or excessive use, it will lead to nitrate accumulation in large quantities in vegetable plants. Nitrate is a serious threat to human health after being taken in by the human body. Therefore, the rational use of fertilizers is an important part of pollution-free vegetable production. So how can we achieve reasonable fertilization? To sum up to achieve “five attention.” First, pay attention to organic fertilizer by organic fertilizer