The basic technology of pollution-free vegetable production

With the improvement of people's living standards, they are demanding more and more diets. They require green and environmentally-friendly foods. In the production of vegetable products, not only the quantity but also the quality and quality of the products are required. Therefore, the development of pollution-free vegetables is required. Become an inevitable trend in current vegetable production. Promoting pollution-free vegetable production techniques and vigorously developing pollution-free vegetable production are of great significance to promoting the development of green agriculture in China and protecting people's health. The most basic of pollution-free vegetable production should focus on those:
First, the choice of varieties: select for local cultivation of strong resistance, high yield, high quality varieties.
Second, the choice of pollution-free vegetable base: In addition to the requirements of pollution-free vegetable base soil fertility, irrigation and drainage convenience, convenient transportation and other conditions, but also requires no pollution, and the base surrounding from the pollution source at least 2km above, farmland atmospheric environment, irrigation water quality and soil must It meets the quality standards required by pollution-free agricultural production bases.
Third, scientific fertilization: balance, formula fertilization, adhere to the main organic fertilizer, strict selection of non-polluting fertilizer.
Fourth, the prevention of pests and diseases: try to use ecological law to prevent disease, physical law pest control. Vigorously promote biological pesticides and prohibit the use of highly toxic and high-residue pesticides.

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