Corn field weed control technology

Due to recent rainfall, weeds grow fast and have high density. According to the investigation of county plant protection station, the main weeds in corn fields in our county include crabgrass, valerian, Setaria virescens, Poria, Amaranthus retroflexus, Castor-rice, Portulaca oleracea, field bindweed, Perilla frutescens, wild Guava, and self-producing wheat seedlings. 45 trees per square meter, some as many as 200 trees, these weeds and corn compete for water and strive for light, seriously affecting the growth of corn, hope that the majority of farmers to seize the current favorable opportunity, pay close attention to control of weeds in the corn field.

Control methods:

1. In the 3-5 leaf stage of corn, choose nicosulfuron plus indolazine, or nitrate and oxime to add terazosin, follow the instructions for the selected agent, and select the appropriate dose to spray 30 kg of water per mu. Try not to spray corn leaves. If you need to control armyworm at the same time, it can be mixed with pyrethroid pesticides.

2, corn 8-10 leaf stage, mu with 20% paraquat 100-150 ml watered 30 kg directed spray on weeds, be careful not to spray on corn, so as not to produce phytotoxicity.

Food Supplement

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