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Potash fertilizer helps crops resist diseases
In recent years, increasing the application of potash fertilizer and continuously replenishing the depletion of soil potassium have become one of the effective measures for high and stable crop yields. It is not hard to understand that techniques that can make crops robust and grow well will certainly also improve the stress resistance of crops, including drought resistance, cold resistance, disease resistance and other characteristics. In 1998, China...
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The key to cultivating spice crops lies in the skillful use of herbicides
What are herbicides? How many categories are there? Chemical pesticides used to control various weeds in fields are called herbicides. Herbicides can be classified by mode of action, translocation within the plant, method of use, and chemical structure system. (1) Classification by chemical structure system: they can be divided into inorganic herbicides, mineral oil herbicides, ...
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How to choose insecticides specifically for cucurbit crops?
During the growth of cucurbit crops, for the pests commonly encountered, there are some specialized insecticides, that is, low-toxicity pesticides that will not cause serious residue problems for cucurbits, introduced as follows. 1. Menazon. Also known as mieyaling. A highly effective, low-toxicity organophosphorus insecticide with contact and systemic action. In the early stage of melon aphid...
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Apply fertilizer skillfully, and crops will suffer fewer pests and diseases
Research and practice have shown that using chemical fertilizers or organic fertilizers to control crop pests and diseases is not only economical, safe and effective, but can also save pesticides, while at the same time having a fertilizing effect and the characteristics of not harming natural enemies and not polluting the environment. It can be said to achieve multiple benefits at once and is well worth promoting in production. Nitrogen fertilizer ① Ammonium bicarbonate...
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How to scientifically select herbicides for spice crops
Precautions for herbicide use During the use of herbicides in vegetable plastic-film mulching cultivation, in order to achieve safety, economy and effectiveness, the following points should also be noted in operation: 1. During herbicide application, the amount of water used to dilute each 667 sq m dose must not be less than 40-50 kg at minimum; only by ensuring wet...
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What effect does potassium fertilizer have on crops? Detailed explanation of the benefits of applying potassium fertilizer
What use is applying potassium fertilizer to crops? Please allow me to explain. Potassium fertilizer contains potassium, and potassium is an essential nutrient element for crops. Its main effects include the following aspects: 1. Potassium is an activator of more than 60 biological enzymes and can ensure the normal growth and development of crops. 2. Potassium promotes photosynthesis and can increase crops' absorption of carbon dioxide...
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A Detailed Guide to Potassium Fertilizer Application Methods for Underground Tuber Crops
How should potassium fertilizer be applied to underground tuber crops? Why should it be applied this way? Underground tuber crops such as potato, peanut, taro, sweet potato, yam, Jerusalem artichoke, carrot and others all have a potassium-loving nature and a relatively high demand for potassium, so in cultivation even more attention should be paid to applying potassium fertilizer to achieve high yields. For every 1000 kg of potato produced...
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Which crops are suitable for potassium sulfate and potassium chloride application?
Which crops are suitable for potassium sulfate or potassium chloride application? Please give an introduction. Crop chloride tolerance refers to a crop's ability to endure chloride applied to the roots without suffering toxicity; the lower the concentration at which toxicity begins, the poorer the chloride tolerance. Among common crops, those with strong chloride tolerance include sugar beet, spinach, foxtail millet, kenaf, radish, chrysanthemum, rice, sorghum...
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How should foliar fertilizers be applied correctly to various crops?
How should foliar fertilizers be applied to various crops? Please provide a categorized introduction to the methods. The following foliar fertilizer application methods can refer to the following technical methods: 1. Melons and fruits. This includes various melons, tomatoes, eggplants, chili peppers, green beans, etc. Nitrogen, phosphorus, and potassium mixed fertilizers or multi-element compound fertilizers should be used, such as monopotassium phosphate (0.3-0.5%...
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What are the precautions for foliar fertilization of crops?
What should be noted in foliar fertilization of crops? Please give some guidance. Compared with soil fertilization, foliar fertilization techniques have advantages such as rapid conversion, high fertilizer utilization rate, and promoting root absorption of nutrients. Foliar fertilizers can be broadly divided into major element fertilizers, micronutrient fertilizers, organic fertilizers, microbial fertilizers, or photosynthesis enhancers or pesticide foliar fertilizers, and so on.
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