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“无公害”蔬菜是指无农药和重金属及其它有害物质污染的蔬菜。蔬菜中有没有农药残留以及残留量的大小,主要与选用的农药种类和农药的使用技术有关。生产“无公害”蔬菜要正确选用农药才能达到无农药污染。 一、选用微生物农药。微生物农药既能防病治虫,又不污染环境和毒害人畜,而且对天敌安全,害虫不会产生抗药性。如井岗霉素1000倍液可防治茄子、番茄、辣椒、黄瓜等病害。
“Pollution-free” vegetables are vegetables that are free from pesticides and contaminated with heavy metals and other harmful substances. There is no pesticide residues in vegetables and the size of the residue, mainly related to the type of pesticide used and the use of pesticides. Production of “pollution-free” vegetables to use pesticides correctly to achieve pesticide-free pollution. First, the choice of microbial pesticides. Microbial pesticides can both prevent and control pests, but also do not pollute the environment and poison humans and animals, but also for the safety of natural enemies, pests will not produce resistance. Such as Jingangmycin 1000 times can prevent eggplant, tomatoes, peppers, cucumbers and other diseases.