Eggplant non-polluted production should be based on organic fertilizer. Organic fertilizer can not only improve the soil structure, increase soil permeability, promote plant root development, but also avoid the pollution of soil and eggplant nitrate caused by the application of chemical fertilizer, the application of organic fertilizer The quality should meet the national standards for harmless health.
In the pollution-free production of eggplant, the application of nitrate nitrogen fertilizers is prohibited. Such as ammonium nitrate, calcium nitrate, potassium nitrate and compound fertilizer containing nitrate nitrogen. Nitrate fertilizer can easily accumulate more nitrate in soil and eggplant fruits, affecting soil quality and eggplant quality. It is also forbidden to use unfamiliar human, livestock and poultry excrement. Faeces contain a large number of pathogens such as pathogenic bacteria, parasite eggs, and viruses. If they are directly applied without treatment, they will cause varying degrees of biological contamination, which is neither hygienic nor harmful to human health. Therefore, human, livestock and poultry excrement must be treated after detoxification.
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