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What are the application methods for plant growth regulators?
What application methods are there for plant growth regulators? Please give an introduction. Plant growth regulators are a class of substances with physiological and biological effects similar to those of plant hormones. Substances currently widely used in agricultural production for plant growth and development functions include auxins, gibberellins, ethylene, cytokinins, abscisic acid...
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How can plant growth regulators be used for the best results?
How should plant growth regulators be used well? Please give an introduction. Plant growth regulators are exogenous substances that are artificially synthesized or artificially extracted and have the physiological activity of plant hormones. Even extremely tiny amounts can promote, inhibit, or hinder plant growth and development. Scientific and rational use of plant growth regulators is an important way to increase crop yields...
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What are the precautions for using plant growth regulators?
What should be noted when using plant growth regulators? Please give guidance. Plant growth regulators have already been widely used on a variety of crops such as grain, cotton, fruit and vegetables, and poor results or disease outbreaks often occur due to improper use. Therefore, when using plant growth regulators, the following points should be noted: ...
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Correct methods for using crop growth regulators
How are growth regulators used on crops? Here is an introduction. When using growth regulators, you can refer to the following methods: 1. Combine them with cultivation measures. Plant growth regulators are not nutrients; they can only regulate plant growth and development to a certain extent. They cannot replace the need for temperature, light, water, fertilizer, etc., nor can they replace...
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What pesticide is effective for controlling rice stem borers?
What pesticide can be used to control rice stem borers? Please give an introduction. Rice stem borers are commonly known as "zuankin chong" (stem borers), including the Asiatic rice borer (Chilo suppressalis), the yellow stem borer (Scirpophaga incertulas), and the pink stem borer (Sesamia inferens). After these pests bore into rice stems and cause damage, commonly used pesticides such as monosultap, bisultap, triazophos, diazinon, acephate, phenthoate, chlorpyrifos, cartap, and abamectin all give very poor control...
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What are the control methods for the small brown planthopper on corn?
How to control the small brown planthopper on corn? Please explain the methods. When the small brown planthopper breaks out in corn fields, frequent and heavy applications of pesticides are usually required to bring the population under control. In recent years, accidents of phytotoxicity to corn caused by improper pesticide use have occurred frequently in production. Therefore, safe pesticide use should be paid attention to when controlling the small brown planthopper....
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What are the control methods for the ginger stem borer?
What methods are there to control the ginger stem borer? Please describe the methods. When ginger grows to about 20 cm, the first generation of stem borers begins to cause damage. The newly hatched larvae first damage the tender leaves, and by the 3rd instar they begin to bore into the stems, mostly entering at the 2nd to 3rd nodes, often causing the central leaves to wilt or the whole plant to die. The second generation of stem borers mostly bores into the stems from the middle and upper parts...
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What are the control methods for rice stem borers?
What methods are there to control rice stem borers? Please provide an introduction. The following methods can be used to control rice stem borers: 1. Eliminate overwintering insect sources: Through plowing for planting or shallow rotary tillage to remove stubble, reduce the amount of residual rice stubble, clean up rice straw, and remove wild rice stems and weeds along field edges and ditches, to reduce insect sources, destroy the overwintering sites of stem borers, and lower their overwintering survival rate.
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What pesticide gives good control results against rice stem borers?
What pesticide should be used to control rice stem borers? Please give guidance. The rice striped stem borer, the rice yellow stem borer and the rice pink stem borer are all commonly known as stem borers. After these pests bore into the rice stems and cause damage, the commonly used pesticides such as monosultap, bisultap, triazophos, diazinon, acephate, phenthoate, chlorpyrifos, cartap and abamectin...
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What are the control methods for corn borers?
How to control corn borers? Please explain the methods. Corn borers (corn borer) are a major pest of corn. In years with severe infestation, they can reduce corn yields by more than 20%. Their larvae bore into the main stalk and ears, which can break the main stalk of corn, causing reduced yield and quality. In the past, controlling corn borers mostly used methods such as pouring pesticide solution into the whorl, spraying, or applying poisoned soil into the whorl, which was labor-intensive and ineffective, and easily caused crop damage and human and livestock poisoning. Using granule formulations to control corn borers not only has low cost, saves labor, and is effective, but also is unlikely to cause human and livestock poisoning or crop damage. The following points should be mastered:
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