Diligent management of leek growth
Weed.
There are two kinds of herbicides for leek: one is 48% EC. This product is a selective pre-bud herbicide with a wide range of application, low toxicity and high efficacy. Control objects: dodder, ryegrass, sargassum grass, barnyardgrass, dogtail grass, horse tang, wild oat, Euphorbia angustifolia, bubble grass, ash vegetable, bitter herb and so on.
The second is pendimethalin. This product is a selective soil treatment herbicide of dimethylaniline. the soil has strong adsorption and is not easy to leach, and it has little mobility in the soil. it has good control effect on annual Gramineae weeds such as paspalum grass, horse tang grass, cow tendon grass, Qianjin, dogtail grass, etc., and is effective for some broad-leaved weeds such as quinoa, purslane, amaranth, etc., and the product is safe.
Control and promote combination.
The first is to promote growth. Only when leeks grow vigorously can they have thick roots and luxuriant leaves. If you encounter drought, you must water and fertilize, fertilizer generally nitrogen fertilizer, no more than 20 kg per mu of land. At the same time, combined with the special medicine for the prevention and treatment of irrigated maggots. When the leek grows to 16 centimeters high, it should be sprayed with a strength control agent to prevent lodging. Leek is afraid of lodging, fall down and grow weaker, and the roots become thinner in winter, affecting the yield of leek. Ethephon can be selected as a strength control agent, the price is low, and the effect is also fine, but attention should be paid to strictly controlling the concentration.
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