1. Please read the instructions attached to the vial before spraying.
Understand the nature of this pesticide and control pests and diseases. Most of the pesticides currently on the market are mixed formulations. I.e., organophosphorus pesticides and pyrethroid pesticide compounded, or formulated with biological agents pesticide, insecticide or acaricide and diesel (oil) mixed, while others are due to the different varieties of the same pesticide manufacturers while Different product names and so on.
2. Avoid mixing multiple pesticides
A disease or pest is controlled by a pesticide as much as possible to avoid mixing of multiple pesticides. When two kinds of pests and diseases occur, pesticides with a concurrent effect can be selected for spraying. Because the more pesticides are added in a certain amount of water, the higher the concentration, the greater the possibility of phytotoxicity. And there may be pesticides of the same variety.
Spring Lei? Wang copper + chlorobromoisocyanuric acid
3, do not arbitrarily increase the concentration of pesticide spray
4. Avoid spraying pesticides at noon on hot days.
High temperature weather spray emulsification
5, pay attention to the use of oily and alkaline pesticides
Spraying oil-containing (diesel, engine oil) pesticides, or alkaline pesticides (Bordeaux, stone sulphur, rosin mixture, etc.) should pay attention to weather, seasons and civet phenology. For example, the first physiological fruit drop period after Xiehua should try not to spray oil-based emulsion pesticides, so as not to increase the number of fruit drop. After the rainy days, the citrus trees do not spray the Bordeaux mixture immediately.
6, the use of difficult to dissolve in water and growth regulators
Some pesticides that are difficult to dissolve in water should be added with a small amount of water to form a mother liquor, and then the spray cloth should be diluted. When spraying the growth regulator, some varieties need to be dissolved with alcohol.
Secondary dilution
7, using clean water for medicinal water
To use clean water as spray water, do not dilute pesticides with sewage or well water.
8, ready to use
After some pesticides are mixed, they should be sprayed in time. Do not leave the pesticides that are used the next day and cannot be mixed. They should not be forced to add.
9, pay attention to the use of herbicides
When spraying herbicides, it is necessary to use varieties that have no effect on the roots of citrus trees. When spraying, avoid spraying the mist onto the leaves of citrus branches. It is recommended to use glufosinate or the like to weed the orchard and reduce the use of glyphosate.
More pesticide knowledge , please pay attention to China Pesticide Network
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