1 avoid a single application of a fertilizer. The ideal method of application is to apply organic fertilizer first, and then use nitrogen, phosphorus, and potassium fertilizers in a reasonable manner and scientifically.
2 Avoid high temperatures at noon for extra-root fertilization.
3 avoid shallow application of nitrogen topsoil.
4 Avoid excessive application of high concentrations of fertilizer.
5 Avoid spraying with water.
6 bogey regardless of the nature of the fertilizer, any combination of application.
7 bogey or surface application of phosphorus fertilizer.
8 Avoid applying excessive nitrogen fertilizer to legume crops.
9 Avoid applying chlorinated fertilizer to sensitive crops (tobacco, potato, grape).
10 Avoid applying fertilizer before heavy rain.
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