1, pepper liquid: Boil100g of pepper and1000g of clear water into 500g of stock solution for later use. Spraying plants with water for 5-7 times can control aphids, red spiders, whiteflies, etc.
1. Ginger liquid: Mash 10g ginger, soak it in 20 times of clear water for about 12 hours, filter it and spray it on plants to prevent and control leaf spot, rot, sooty blotch, liriomyza sativae, red spider, etc.
3. Onion solution: Mash 3-4 onion heads, then add 15 times of clear water, soak for about 24 hours, filter and spray on plants once a day for three consecutive times, which can prevent and control liriomyza sativae, red spider, aphid and so on.
For reference, you can try it.
In addition, predatory mites can be released to control insects.
Thrips can be directly hung on the blue board to trap and kill, which is non-toxic and pollution-free.
On the one hand, it can prevent and control poisonous insects, on the other hand, it can spray drugs to prevent and control viral diseases, such as virus A and bacterial toxins.
Use drugs alternately, because pests are prone to drug resistance.
If you use pesticides, you can spray imidacloprid and avermectin, and pay attention to the back of the leaves.
Thrips lie down during the day and come out at night, and the effect is better in the morning and evening. Because thrips breed very fast, it is necessary to prevent and control thrips in advance. If the control period is missed, the dose will be large and the effect will not be good.
Spraying control should be comprehensive and meticulous, thrips mostly inhabit the middle and lower parts of plants and the ground, and it is best to spray drugs in these parts of plants when spraying drugs.
Spraying every day is not a problem, so the drug resistance is stronger.
Those remedies usually work in 3-5 days, but they still need comprehensive prevention and control.
Scientific management and good control of temperature and humidity are prone to drought and high temperature.
Folk remedies should not harm crops.
Pay attention to the protection and utilization of natural enemies such as ladybugs and lacewings to control the occurrence of red spiders.
You're welcome.