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问:大棚蔬菜在氮肥施用上有什么误区?答:大棚蔬菜在氮肥施用上存在的误区有:一是冬季在大棚里施用硫铵、碳铵。硫铵施用后会增加土壤的酸性,破坏土壤结构。碳铵施用
Q: Greenhouse vegetables in the application of nitrogen on what are the errors? A: Greenhouse vegetables in the application of nitrogen mistakes are: First winter in the greenhouse to apply ammonium sulfate, ammonium bicarbonate. Application of ammonium sulfate will increase the acidity of the soil, destroy the soil structure. Ammonium bicarbonate application