Herbicide for flax and application thereof

Abstract

The invention discloses a herbicide for flax. The herbicide comprises the following effective components: bromoxynil octanoate missible oil, clopyralid, haloxyfop-R-methyl missible oil and an auxiliary agent, the volume ratio of the bromoxynil octanoate emulsifiable concentrate to the haloxyfop-R-methyl emulsifiable concentrate to the auxiliary agent is (6-12):(7-13):1, and the dosage of clopyralid is 0.5-3.5 g per 1 ml of the auxiliary agent; and the auxiliary agent is an organic silicon auxiliary agent and / or orange peel essential oil. The herbicide for flax does not have the phenomenon of flax seedling burning, has no phytotoxicity symptom, and does not influence succeeding crops; the weeding effect is obvious, almost no weed exists in the field after about 6 days of medication, the dosage is small, and the use is simple; and the plumpness of the flax is improved, the empty shell rate is reduced, and the yield is increased.

Description

Technical field [0001] The invention relates to a herbicide for flax and its application, belonging to the field of flax herbicides. Background technique [0002] Flax is an oil crop widely planted in northern my country, mainly distributed in the alpine and dry areas of North and Northwest China. At present, weeds in flax fields are seriously occurring. Although herbicides have the characteristics of saving labor and time and being quick to produce results, flax is one of the crops that is very sensitive to herbicides. The problem of phytotoxicity is prominent, causing the vast majority of farmers to be wary of herbicides. We are afraid and unwilling to use herbicides in flax fields because we have great concerns. Manual weeding is still the main method of weeding flax. It is labor-consuming, time-consuming, inefficient, labor-intensive, and has high production costs. In a country where a large number of rural laborers have transferred their jobs. In the background, manual...

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Problems solved by technology

At present, the occurrence of weeds in flax fields is serious. Although herbicides have the characteristics of saving labor and time and quick results, flax is one of the crops that are very sensitive to herbicides. There are great concerns, and they dare not and are unwilling to apply herbicides in the flax fields. Manual weeding is still the main weeding method for flax, which is labor-intensive, time-consuming, inefficient, labor-intensive, and high in production costs. In the background, manual weeding has greatly affected the enthusiasm of farmers to plant flax, limiting the promotion and application of flax

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