How to use the sterilized herbicide paraquat?

How to use the sterilized herbicide paraquat? What is the dosage? Netizens are also asked to help introduce that paraquat is a contact-killing herbicide that can be used in orchards, mulberry orchards, lawns and ditches. The usage of paraquat in orchard and mulberry orchard: paraquat has no effect on non-green cortical tissue and the chemical is absorbed and passivated after contact with soil, so it can be sprayed to weed in orchard and mulberry orchard. Even if it was applied many times continuously, it did not affect the root growth of the plant. The method of using paraquat in lawn: according to the characteristic that paraquat only kills the green part of the ground and does not kill the underground part of the plant, it can be used to renew the lawn and control warm-season lawn weeds in winter. 1. Lawn renewal use: the application of paraquat in the growing period of perennial lawn can kill the upper part of lawn and promote the growth of new stems and leaves. 2. the use of controlling warm-season lawn weeds in winter: the upper part of perennial warm-season turf grass such as Manila and Bermudagrass dried up in winter, while some weed seeds growing in autumn and winter germinated and grew. The application of paraquat can effectively control these weeds and ensure the safety of turfgrass. The ditch uses the paraquat method: the ditch is often overgrown with weeds, affecting irrigation and drainage. Spraying paraquat in the period of vigorous weed growth can kill the upper part of the weed grass, achieve the effect of clearing and dredging the ditch system, retain the weed roots and prevent the soil on both sides of the ditch from collapsing. Usage and dosage of paraquat: generally use 20% paraquat 200 ml plus 50 kg of water spray per mu. Spray on a windless and sunny day to prevent the liquid from drifting to other crops. The sprayer should be cleaned repeatedly after spraying. Click to get more herbicide application techniques