The latest winter wheat weeding precautions

Weeding before winter wheat has many advantages, first of all, low cost, and then spraying in winter, the bare area of weeds is large, which is conducive to weeds absorbing more chemicals and obtaining better weeding effect. And weeding in addition to the earlier, more conducive to wheat growth and development, conducive to the formation of strong seedlings, but in winter weeding should also pay attention to a few mistakes, let's take a look.

1. Correct selection of drug types

Before weeding, the first thing to do is to choose the corresponding pesticide. Only by selecting the corresponding pesticide can the weeding effect be achieved with twice the effort. For example, for wheat fields dominated by broad-leaved weeds, you can use Kuomingling dry suspension or tribenuron-methyl series wettable powder; for grass malignant weeds, you can choose fenoxapropine water emulsion or Shima oil suspension.

2, the correct choice of spraying time

When to spray is also a knowledge, to do three look, a look is the emergence of the situation. Seedlings have certain shade tolerance to herbicides at the 3-4 leaf stage, when spraying can ensure the safety of wheat seedlings, and at this time wheat tillers are less, which is conducive to weed absorption, and low temperature spraying is avoided as far as possible. Second, look at the soil moisture. If the soil moisture is poor, the water consumption must be increased when applying the pesticide; third, look at the weather conditions. The temperature should be stable at 8-10 degrees and there is no weather.

3. Do a good job of secondary dilution

The herbicide in wheat field must be diluted twice. First, dilute it evenly in a small container with a small amount of warm water. Shake it well after pouring enough water into the medicine device, otherwise it will appear the phenomenon of flower face.

4, do not leak spray or heavy spray

Before spraying, check and maintain the medicine and equipment to ensure its normal operation, resolutely put an end to dripping, leakage, blocking and other phenomena, and the operator shall advance at a constant speed to prevent leakage or repeated spraying.

The above is the introduction of wheat weeding precautions before winter, I hope to help you, want to know more about the relevant knowledge, please pay attention to us.