The following points should be used in the greenhouse, and the Chinese pesticide net Xiaobian specifically explains for you: Grow Lights, Guangdong Smart Street Lighting Co., Ltd , https://www.fldlight.com
Timely medication: According to the law of occurrence of pests and diseases, find out the weak links and timely use the medicine. If the vegetables are sown or planted, the soil should be disinfected or mixed with pesticides. It is necessary to take early defense as the main control and spread it into disaster.
The right medicine according to the prevention and treatment of the right medicine, such as anti-caries or can only kill aphids and can not kill cabbage caterpillars. Trichostatin only kills rust and powdery mildew and cannot eliminate downy mildew.
Alternate medication: Different types of pesticides can be rotated or mixed in a reasonable way, which not only can prevent the resistance of pests and diseases, but also cure diseases and insect pests. It saves time and medicine and has high control effect, such as killing and mixing a net.
See the use of drugs: the greenhouse should not be used in the snowy days, should be sprayed on the sunny morning, and should be properly ventilated to reduce air humidity.
Change the way of medication: use the smoke method and the dust method as much as possible in the greenhouse to reduce the humidity in the greenhouse. The smoke method is generally ignited with 10% or 40% chlorothalonil smoke tablets. The dust method uses 10% chlorothalonil complex powder to spray the effect when the morning dew is not dry or the dew condensation is in the evening.
Safe medication: It is necessary to strictly implement the standard dosage and concentration of pesticides. It is not allowed to use highly toxic and high-residue pesticides, such as 3911, methamidophos, etc., and should use high-efficiency, low-toxic and low-residue pesticides such as enemy killing, anti-Suiwei and Tianweishi. Or biological pesticides , such as agricultural anti-120, streptomycin, etc., to prevent human and animal poisoning.