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１氮肥与其他肥料合理搭配使用应根据蔬菜需肥规律、土壤供肥能力及肥料效益，实行测土平衡施肥，达到氮肥与其他肥料合理搭配，彻底解决氮肥使用过量的问题，促进肥料均衡吸收，减少氮肥残留和污染。有机氮与无机氮的比例以l∶２为宜。２氮肥深施盖土深施盖土可有效防止氮素挥
A reasonable use of nitrogen and other fertilizers should be based on the rules of vegetable fertilization, soil fertility and fertilizer benefits, the implementation of soil testing and balance fertilization, nitrogen and other fertilizers to achieve a reasonable match, completely solve the problem of excessive use of nitrogen fertilizer to promote a balanced absorption of fertilizers, Reduce nitrogen residue and pollution. Organic nitrogen and inorganic nitrogen ratio of l: 2 is appropriate. 2 nitrogen fertilizer cover deep soil covered with soil cover can effectively prevent nitrogen volatilization