Efficacy and action of fenpyrochlor
Zolacarate is an oxime acaricidal agent, which is mainly in the way of contact action, has a wide acaricidal spectrum, and has insecticidal and disease-killing effects. It is suitable for the control of red leaf mite and whole claw leaf mite on many kinds of plants. It also has a good control effect on pests such as Plutella xylostella, Spodoptera litura, Chilo suppressalis, rice planthopper, peach aphid and diseases such as rice blast, powdery mildew and downy mildew.
5% acarate suspension, control of various herbivorous mites, with a strong contact effect, on eggs, nymph mites, young mites, adult mites have a special effect, can quickly remove the harm of mites. Its action mechanism is different from that of general insecticides in that it interferes with neurophysiological activities and inhibits nerve conduction. Mites, nymph mites and insects appear paralysis symptoms after contact with larvae, do not eat, and die 2-4 days later.
Red, yellow and white spiders on fruit trees, cotton and vegetables can be sprayed with 2800-3300 times to achieve the best effect.
Matters needing attention in the use of zolacarate:
1. Zolacarate can not be mixed with alkaline substances.
two。 Zolacarate is toxic to fish and should be used safely.
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Planting Technique of Dendrobium officinale
Planting Dendrobium officinale requires clear transplanting time, cultivation conditions, field management, pest control these four links. Transplanting time is spring and autumn every year, spring is more suitable. The cultivation condition of greenhouse is the basis of its planting, and the reasonable shading and covering film according to the regional temperature
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The effect of fenpropathrin
Fenpropathrin has contact toxicity, stomach toxicity and certain repellent effect, wide insecticidal spectrum and long residual period, and has a good effect on many kinds of spider mites. Especially for pests and harmful mites, it can be used to treat both pests and mites, especially for pests and harmful mites.
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