Weed control method for rosa chinensis planting piece of field

Abstract

The invention discloses a weed control method for a rosa chinensis planting piece of field. According to the technical scheme, a pesticide which is composed of 250g/L fomesafen, 108g/L high-efficiency haloxyfop-methyl, 100g/L cyhalofop-butyl and water in a proportion (mass ratio) of 1: (1.8-2.2): (1.8-2.2): (1580-1620) is prepared while being used; the pesticide is sprayed to rosa chinensis and weeds, wherein the dosage of the pesticide is 45-55 kg per 667 square meters; the pesticide is free of pesticide hazards to rosa chinensis and has a relatively good preventing and treating effect to grassy weeds and broadleaf weed in the rosa chinensis planting piece of field. The pesticide disclosed by the invention is wide in material source, simple to prepare, low in cost, low in toxicity, low in residue and convenient to use, and can be directly sprayed to rosa chinensis and weeds. Testes indicate that the preventing and treating effect can reach over 80%.

Description

Technical field [0001] The invention relates to a method for controlling weeds in rose planting fields, and belongs to the technical field of chemical weed control in garden greening fields. Background technique [0002] Rose (Rosa chinensisJacq.), also known as "Yueyuehong", is known as the Queen of Flowers. It is an evergreen and semi-evergreen low shrub that blooms in all seasons. It can be used as an ornamental plant as well as a medicinal plant. Bonsai can be made for arranging flower beds and flower borders in gardens, making continuous flower hedges, flower screens, flower walls, or cut flowers, flower baskets, bouquets, etc. Roses can not only purify the air and beautify the environment, but also reduce noise pollution in the surrounding areas and alleviate the greenhouse effect in summer cities. Rose can absorb harmful gases such as hydrogen sulfide, hydrogen fluoride, benzene, phenol, and has strong resistance to sulfur dioxide and nitrogen dioxide. Therefore, rose has...

AI Technical Summary

Problems solved by technology

With regard to the control of weeds in the rose fields, they are all manually removed at present, and there are no research reports on chemical weeding, and there is no herbicide that has obtained a pesticide registration certificate for the use of rose fields on the pesticide information network of the Ministry of Agriculture.

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