Banana quality pesticides details
There are many kinds of pesticides. What kind of pesticide should bananas choose? China Pesticide Network Xiaobian specifically introduces you to high-quality banana insecticides:
(1) Bataan, also known as Pai Dan, killing 螟丹, is a derivative of the toxin of the silkworm, has a strong stomach toxicity, and has a contact, a systemic effect and a certain antifeedant and ovicidal effect. It has a wide spectrum of insecticides and can be widely used to control a variety of pests such as food crops, fruits and vegetables. Because Bataan's insecticidal mechanism blocks the transmission of the insect nervous system, which is completely different from the mechanism of action of organophosphorus, organochlorine, and carbamate insecticides, it is especially suitable for resistance to these species. Pest control. Bataan has good systemic conduction and can be used as a root zone application in addition to spraying. Although Bataan is moderately toxic, it is highly toxic to silkworms and fish. It is generally not suitable for use in silkworm areas and fish areas. The cruciferous vegetable seedlings such as cabbage and cabbage are sensitive to the reaction of Bataan at high temperatures in summer, and are susceptible to phytotoxicity. Not suitable for use. Commonly used 50% wettable powder 800~1000 times liquid spray.
(2) Penicillium belongs to the variant of Bacillus thuringiensis. This kind of insecticidal bacteria is not toxic to humans, animals, crops and aquatic crops, has good stability and can be mixed with other pesticides. The bacterium has different degrees of pathogenicity and poisoning effect on more than 150 kinds of insects, especially lepidopteran insects. When the pests eat such insecticidal bacteria, they will stop feeding, nerve palsy, and soften the worms. Rotten and stinky death. The preparation has two kinds of wettable powder (10 billion live spores/gram) and emulsion (10 billion live spores/ml), which can be applied by spraying, dusting, poisonous soil, etc. The usual dosage is 50 grams per acre of powder. If mixed with pyrethroids or trichlorfon, there is a clear synergistic effect. However, it cannot be mixed with fungicides or systemic organophosphorus pesticides. It is best applied at temperatures above 30 °C and should be used with caution in sericulture areas.
(3) Insecticide double is a new variety of organic nitrogen pesticides in China in the 1970s. The mechanism of action, application range and method of use are generally the same as those of Bataan, but because of domestic pesticides, the price is cheap and very popular, and it has become the largest tonnage in China's current pesticide production. Commonly used 25% insecticidal double agent 500 times liquid spray.
(4) The fish vine essence is a plant-based insecticide extracted from the root of the fish vine. It has a contact and stomach toxicity effect, and has a good effect on aphids and lepidopteran larvae. It is extremely safe for humans, animals and crops. It is especially suitable for use in fruits, vegetables, tea and mulberry. It is usually sprayed with 2.5% fish gelatin concentrate 500~800 times.
(5) Wanling, also known as methomyl, is a carbamate insecticide with contact, stomach poisoning and systemic action, and more prominent is the lethality of certain eggs. It has fast efficacy, quick decomposition on crops and short residual period. It has good control effect on Plutella xylostella, citrus leaf miner and spider mites, and has special effects on thrips. Commonly used concentration of 24% Wanling EC 600~800 times liquid spray.
(6) Lesbourne, also known as chlorpyrifos, is a moderately toxic pesticide with contact, stomach and fumigation effects. The residual period on the leaves is not long, and the residual period in the soil is longer, which has better control effect on underground pests. Commonly used concentration of 40.7% lesbian emulsifiable milk 1000~1500 times liquid spray.
(7) Acetylcholine is a low-toxic systemic insecticide, which has both stomach poisoning and contact killing effect and can kill eggs. It is a slow-acting insecticide. It has a slow initial effect after application for 2~3 days, and has a strong after-effect effect. It is suitable for the prevention and treatment of various crops such as agriculture, forestry, fruit, vegetables and other chewing mouthparts or sucking mouths. The pests of the device. According to the pesticide network , this type is suitable for controlling a variety of pests. Commonly used concentration of 40% acephate emulsion 500~1000 times liquid spray.
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