Orchard with chemical herbicide

Orchard weeding is an important part of production. The orchards are overgrown with weeds and have a great influence on the growth of fruit trees. Artificial weeds are laborious, costly, and inefficient. The use of chemical weeding has low cost and high efficiency, which can save 40% of labor funds. At present, the following 7 kinds of herbicides are suitable for orchards. 1, fruit farm music. It is a pre-emergent soil-treating herbicide, and the weeds sprout 1-3 leaf stages, spraying the entire garden carefully. One medication control does not produce grass throughout the year. Pay attention to the soil moisture, the humidity is great, and the amount of water should be increased in drought. A total of 20 grams of 1 bag per acre orchard is used. 2, farmers music -747. It is the original drug imported from the United States. In the weedy growing season, a single spray was killed. General weeds 1 package 1 barrel, vicious perennial weeding difficult to remove weeds per acre orchard with 4-5 bags. Yellowing began 4-5 days after spraying, and it died 10-15 days later. 3, efficient grass cover. It is a conductive suction herbicide weed killer. It can be used in broad-leaved crop fields, that is, soybeans, cotton, sweet grass, broadleaf vegetable fields. Annual, perennial grass weeds use 35-50 ml per acre, weeds that are difficult to remove, such as reeds, sharp grass, and imperatae, use 120-180 ml per mu. 4, a lot of spring. It is a product of Taiwan, belongs to the regenerative buds and absorbs conductive herbicides. It has a good effect of controlling more than 40 families of weeds in more than 150 kinds of crops, and can kill perennial vicious weeds. 150-200 ml for ordinary grass and 400-600 ml for weeds. 5, grams without a trace. It is a U.S. product. It is a non-killing contact herbicide that can be quickly absorbed by plant green tissue. Illumination is an important condition for exerting efficacy, and spraying in sunny weather increases efficacy. The amount of 100-300 ml per mu, generally 2-3 days, the plants die. 6, glyphosate. It is a herbicide that kills all bacteria, kills a wide range of grass, has been applied for many years, and the effect is good. The dosage per acre is: 750-1000 ml for the treatment of common weeds, 1500-2000 ml for the treatment of weeds in the second year, and 2000-2500 ml for the treatment of deep-rooted weeds. 7, trifluralin. It is a selective pre-emergence soil herbicide. Mainly used in peaches, apricots, and vineyards. It can be used in some vegetable fields and it can remove perennial weeds and some broad-leaved weeds, such as gray vegetables and purslane, which are produced in annual grasses and weeds and seeds. The dosage per acre is 100-200 ml. More clay, more weeds, higher soil fertility can be used in higher amounts, if not the amount of land can reduce the amount of soil immediately after spraying, soil depth of 3-5 cm, the effect of low-mixed soil is low, residual effect in the soil 3- 6 months.

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