Paraquat is also called grass fast, gram, and bala, which is a herbicide ; it is moderately toxic. However, it is extremely toxic to humans and has no specific effects. The mortality rate of oral poisoning can reach over 90%! It has been banned or strictly restricted by more than 20 countries.
About the use of paraquat
1. Orchard, mulberry garden, tea garden, rubber garden, forest belt use
When the weeds are out, they are in a prosperous period. Use 100% water solution of 20% water per acre, 25 kilograms of water, spray the weed stems and leaves evenly. When the weeds grow to 30cm or more, the dosage should be doubled.
2. Applying on the lawn according to paraquat only kills the green part of the ground and has no killing property on the lower part of the plant. It can be used for turf renewal and to prevent warm season turf weeds in winter. (1) Lawn renewal. The application of paraquat in the perennial turf growth period can kill the upper part of the turf grass and promote new stems and leaves. (2) Winter seasons to prevent warm season turf weeds. In winter, the upper part of the perennial warm-season turfgrass such as Manila and Bermudagrass is dry. At this time, some weed seeds grow in autumn and winter. The application of paraquat can effectively prevent these weeds and ensure the safety of turfgrass.
3. Use of wide-row crop fields such as corn, sugar cane and soybean
It can be pre-treated or post-emergence pre-emergence treatment. It can also be used to control inter-row weeds with protective directional spray in the middle and late stages of crop growth. Pre-emergence or post-emergence pre-emergence treatment, using 75-200 ml of 20% water per acre, and spraying 25 kg of water to control the weeds that have been unearthed. In the crop growth period, 100-200 ml of 20% water solution per acre and 25 kg of water are used for protective directional spray between rows.
4, used to clear the ditches and ditches, often weeds, affecting irrigation and drainage. Spraying paraquat during the vigorous growth period of weeds can kill the upper part of the weeds, and the effect of clearing the dredge channel can be achieved. At the same time, weed roots can be preserved to prevent the soil on both sides of the ditch from collapsing.
Finally, the pesticide net Xiaobian warm reminder: protective measures should be taken when dispensing medicine and spraying, wearing rubber gloves, masks and overalls. If the liquid splashes into your eyes or skin, rinse immediately.
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