Traditional Culture Encyclopedia - The 24 Solar Terms - What are the benefits of weeding wheat before winter?
What are the benefits of weeding wheat before winter?
After being absorbed by the roots of plants, the soil treatment agent and stem and leaf treatment agent are absorbed and conducted for extra-curricular tutoring, and accumulated on the leaves to inhibit photosynthesis and kill weeds. Isoproturon is very safe for wheat, but it will reduce the cold resistance of wheat seedlings, and it is easy to cause "freezing injury" when it meets Korean Wave after taking medicine. It is mainly used to control broad-leaved weeds in wheat crops. Safety, broad spectrum of sedge, long application time, little environmental impact and low cost. In the weed community, the plot effect of the dominant weeds of wormwood, Cantonese cuisine, harrow and bowl flower is better, and the control effect of the use is decreasing year by year. Internal absorption conduction post-emergence selective herbicides are mainly used to control broad-leaved weeds in cereal crops such as wheat, barley, oats and corn fields. It has no effect on gramineous weeds and flowers in the field.
Bensulfuron-methyl is a selective systemic and conductive herbicide, which is absorbed by the roots and leaves of weeds and transferred to various parts, which is beneficial to the safety of crops such as wheat and rice. Below 0, the effect is not good, the grass dies slowly, the wheat field needs wet soil, and the soil drying effect is low. It is becoming more and more difficult to make money in agricultural production in rural areas now. Not to mention that today, food prices have fallen, and agricultural production costs such as agricultural materials have continued to rise. Then, if you can get the same herbicide for agricultural production without spending money, why not do it?
Prepare vinegar, halite (magnesium sulfate heptahydrate) and harmless hand sanitizer, and mix them at the ratio of 60: 8: 1. For example, if 3.5 liters of vinegar, 400 ml of halite and 50 ml of hand sanitizer are mixed together, even big weeds can be removed. This is actually a relatively simple principle. Vinegar can absorb water from plants and make weeds wither. The main function of rock salt is to prevent weeds from growing again. After rock salt is dissolved in soil, it can be decomposed into elements beneficial to plant growth, and can supplement sulfur and magnesium elements to make it a good fertilizer.
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