For different pesticide varieties, the method of use is different, especially when using some special pesticide preparations, they must understand their own characteristics and precautions to avoid irreparable results.

Acidic pesticide

Features:

There are many pesticide varieties that are stable in acidic and neutral media, but are easily decomposed in the presence of alkali.

species:

Such pesticides include cytotoxic, anti-virus cockroach, mancozeb, keering, chlorhexidine, carbendazim, jinggangmycin, rotenone, chlorpyrifos, phoxim and pyrethroids.

Precautions:

Such pesticides cannot be mixed with alkaline pesticides such as ketone, Bordeaux, sulfur suspension or stone sulphur, otherwise the efficacy will be reduced.

Copper preparation pesticide

species:

Copper preparations such as copper, copper cream, copper sulfate and copper oxychloride are commonly used.

Precautions:

However, there are many pesticides such as methyl thiophanate, carbendazim, dexamethasone, mancozeb, benomyl, and thiram. They cannot be mixed with copper preparations. If mixed, it will reduce the efficacy. half.

Bacterial pesticide

Features:

The insecticidal action of bacterial pesticides is related to the number and activity of bacteria.

Bt powder, green worm, acaricidal bacterium, etc. in biological preparations are a class of commonly used bacterial pesticides.

Precautions:

Bacterial pesticides require a suitable temperature of 20-30 ° C, humidity needs to be larger, and it is required to avoid direct sunlight. It is best to apply it in the morning or evening when there is dew or on a cloudy day. It is worth noting that the mixing of such pesticides with fungicides will greatly reduce their activity.

The above is the use of special pesticides, want to know more about pesticides, please pay attention to China's pesticide network

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