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Which crops can paraquat be used on? Detailed introduction to its scope of application
Which crops can paraquat be used on? Please give a detailed introduction. Paraquat is a fast-acting non-selective herbicide with contact action and a certain systemic action. It is rapidly absorbed by the green tissues of plants, causing them to wither and die. It has no effect on non-green tissues. In soil it rapidly binds to soil particles and becomes deactivated, with no effect on plant roots and many...
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Which crops are prone to phytotoxicity from common pesticides?
Which crops will common pesticides cause phytotoxicity to? Please give an introduction. Common pesticides cause the following phytotoxicity to crops: Lime sulfur mixture: It is phytotoxic to plants such as peach, plum, apricot, and pear. If used on these plants, it is best to spray during the leaf-drop season, and it must never be used during the growing season or the flowering and fruiting period. Fenitrothion: In...
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How to prevent pesticide damage to crops? A detailed guide to practical prevention methods
How to prevent crops from suffering pesticide damage? Please give an introduction to prevention methods. Correctly selecting pesticides: when choosing pesticides, understand their characteristics and apply them strictly according to the control scope stated on the label. When purchasing, guard against counterfeit and inferior products, and ask for a purchase invoice or credit card.
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Which crops is the fungicide chlorothalonil suitable for?
On which crops can the fungicide chlorothalonil be used? Please give an introduction. The fungicide chlorothalonil can be used on the following crops: 1. Control of rice blast. To control leaf blast, start spraying when disease centers appear in the field, then spray again after 7 days. To control panicle blast, spray once each at the booting stage and the full heading stage of rice. Each time per...
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Early management of summer corn after autumn harvest crops are sown in the north: do it this way
How to do a good job of early management of summer corn after autumn harvest crops are sown in the north
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What are the nitrogen fertilizer application methods for fruit crops?
How should nitrogen fertilizer be applied to fruit crops? An introduction is given that the sweetness of fruit is determined by the amount of sugar in its cells, and the accumulation of sugar is closely related to nitrogen fertilizer. Therefore, it is said that the sweetness of fruit is related to nitrogen fertilizer. Within 28 days from the end of flowering of the fruit tree to after the end of flowering, the cells of the young fruit are in a state of division, and the cells are filled...
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What is the best time to apply topdressing to crops?
When is the effect of topdressing on crops good? Please give an introduction. The following introduces some of the best topdressing periods for crops: The best topdressing period for corn is under the principle of balanced fertilization. From after jointing to the large trumpet stage, corn is at its peak period of nutrient uptake, so the first topdressing can generally be applied around jointing. Apply 10 kg of urea per mu...
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What are the precautions for foliar feeding of crops?
What should be noted when doing foliar feeding of crops? Please give an introduction. There are many types of fertilizers used for foliar feeding of crops, but some are suitable for foliar spraying and some are not. For example, urea, potassium dihydrogen phosphate, borax, ammonium molybdate, zinc sulfate, etc. can all be sprayed on the leaves. Some fertilizers containing chloride ions, volatile fertilizers and poorly...
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Raising two crops of shrimp a year, using resources to improve farming efficiency
Using resources to improve shrimp farming efficiency: a two-crop-per-year shrimp farming method
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What should be noted when applying foliar fertilizer to crops?
What should be noted when applying foliar fertilizer to crops? Please advise. Note the following ten points when applying foliar fertilizer to crops: 1. Foliar fertilization has the advantages of a small dosage, strong targeting, rapid absorption, obvious effects and low cost, and is especially effective for crops with few roots. The author now summarizes the ten key points of crop foliar fertilization from practical application...
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