There are many varieties of pesticides . At present, there are more than 1,500 kinds of pesticides registered in various countries in the world, and there are more than 300 kinds of pesticides. The commonly used pesticides in tobacco are mainly dimethoate, omethoate, anti-èšœå¨(蚜蚜雾), aldicarb (iron-killing), endosulfan (seadan), carbaryl (carbifine), enemy Hundreds of insects, S-fenvalerate (Rifampicin), lambda-cyhalothrin (Kung Fu), methomyl (Wanling), deltamethrin (enemy kill), acephate, killing Phosphorus (pylon), phoxim, Bacillus thuringiensis (Bt), imidacloprid, methyl bromide, Bordeaux mixture, chlorhexidine, dexamethasone, agricultural anti-120, thiram, metalaxyl, diclosan, methyl Thiomycin (methyl thiophanate), polymycin (Bao Li'an), agricultural streptomycin, Jinyebao, gram gram, dichlorfen, zhongdingling (stop bud), dimethyl There are more than 40 kinds of spirits (except bud-pass), fluoromethamine (suppressed bud-sensitive), bud-killing, and bud-dan (ingot enemy).
The classification of pesticides can be classified according to their use, or they can be classified according to their pesticide source classification or chemical structure. According to the main use classification, commonly used pesticides on tobacco can be divided into insecticides , molluscicides, fungicides, nematicides, soil disinfectants, herbicides, and bud inhibitors. According to the classification of pesticide sources, it can be divided into mineral-sourced pesticides (inorganic compounds), biological-sourced pesticides (natural organic substances, antibiotics, microorganisms) and chemically synthesized pesticides. There are more than 10 kinds according to the chemical structure classification, which can be divided into three major categories: organic phosphorus, carbamate and pyrethroid.
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