What kind of herbicide should be used after soybean seedlings

There will be a lot of weeds in the field after soybean seedlings, and weeds will affect the growth of soybean seedlings, so weeding after soybean seedlings is a more important step, so what specific herbicides are used after soybean seedlings?

1. Be sure to kill

It belongs to post-seedling selective stem and leaf treatment herbicide, which can be used in a variety of broad-leaved crop fields to control weeds. The specific dosage is as follows: controlling annual Gramineae weeds at 2-leaf stage, killing 500-750 ml per hectare with 15% precision; controlling 4-leaf stage, using 750-1000 ml per hectare; and controlling 5-leaf stage, 1000 ml per hectare.

2. Quizalofop

It is a low toxic herbicide and is suitable for Gramineae weeds in broad-leaved crop fields. The specific dosage is as follows: 5% quizalofop EC 50-70ml per mu for the control of annual Gramineae weeds.

3. Isoxazone (Guangmianling)

It belongs to organic heterocyclic selective pre-seedling herbicides, and the control objects are barnyardgrass, horse tang, Setaria mongolica, etc., the specific dosage is as follows: 48% heterocyclic pine 140g 150g or 48% heterocyclic pine 60g 70g plus 5% bean Xerox 70g 80g, etc. After the seedling, 48% isoxazone 60g 70 g plus 5% shaosongling 70 ml plus 24% full cover 17 ml or 48% clomazone 60 g 70 g plus 12.5% envaline 70 ml plus 24% full cover 17 ml and so on.

4. Fenvalerate

It is a selective post-seedling herbicide, which is mainly used to control broad-leaved weeds and Cyperaceae weeds.

5. Chlorosulfuron

It is a selective pre-bud and post-bud herbicide, which is mainly used to control broad-leaved weeds in soybean field.

6. Fluorosulfen

It is a highly selective herbicide, and the main control objects are Gramineae weeds and broad-leaved weeds. The specific dosage is as follows: 1-3 compound leaves after soybean seedlings, weeds 1-3 leaf stage, 68-132 ml of 25% water agent per mu, 20-30 kg of water, evenly spraying weed stems and leaves.