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Five precautions for using regulators in cotton fields
1. Pay attention to the scope of application. Cotton fields suitable for plant growth regulators must have good water and fertilizer conditions, and the cotton must show a tendency to excessive growth or already be growing excessively. They must not be used in cotton fields where the climate is dry and irrigation is not possible, where growth is weak, or where growth is inhibited by pests and diseases. 2. Pay attention to the application period. Mepiquat chloride generally...
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After using which herbicides can you not plant sunflowers in the following crop
If Pursuit (imazethapyr, imazethapyr acid) was used on the previous crop, there must be an interval of 18 months before planting sunflowers; for chlorimuron-ethyl (chlorimuron) there must be an interval of 18 months before planting sunflowers; if the per-hectare rate of nicosulfuron exceeds 60 grams of active ingredient, that is, more than 100 milliliters per mu of 4% nicosulfuron, there must be an interval of 24 months before planting...
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Precautions for Using Plant Growth Regulators on Fruit Trees
What should be noted when applying plant growth regulators to fruit trees? Plant growth regulators are synthetic organic compounds that promote, inhibit or otherwise alter a specific growth process in plants. Although they are trace substances, they can produce noticeable effects. But improper use often backfires, while rational use...
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What should be noted when using urea?
How is urea applied? Here is an introduction to the field application methods of urea: it can be used as a base fertilizer and as a top dressing, but is not suitable as a seed fertilizer. When urea is used as a base fertilizer, two points should be noted. First, it should be applied deeply and covered with soil; do not irrigate immediately after application, to prevent the urea from leaching into deeper layers. When urea is used as a base fertilizer on dryland, be sure to apply...
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What are the precautions for using water-flush fertilizer?
What should be noted when using water-flush fertilizer? Please give an introduction. Water-flush fertilizer is a type of topdressing method; water-flush fertilizer is also called water-flushed fertilizer, that is, a fertilization method in which solid quick-acting chemical fertilizer is dissolved in water and the water carries the fertilizer. Water-flush fertilizer usually uses water-soluble chemical fertilizers, mainly nitrogen fertilizer and potassium fertilizer. Nitrogen fertilizer and potassium fertilizer have strong water solubility, and through...
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How to prevent and control late blight in celery causing low yields
Late blight causes low celery yields: prevention and control methods for celery late blight
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What precautions should be taken when using glyphosate for weed control?
What should be noted when using glyphosate for weed control? Please give an introduction. When using glyphosate herbicide, read the instructions carefully and thoroughly, because glyphosate herbicide is a systemic, broad-spectrum, non-selective herbicide that mainly inhibits enolpyruvyl shikimate phosphate synthase in plants, thereby inhibiting the conversion of shikimate to shikimic acid, prephenic acid...
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Control methods for celery leaf spot disease causing leaf rot
How to control celery leaf spot disease that causes celery leaves to rot
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Methods of Using Glyphosate and Experience Sharing
Glyphosate, as a herbicide, is currently used in large quantities and has a good weeding effect, and is deeply welcomed by farmers. However, its use still requires a certain level of technical skill; a little carelessness can easily bring adverse effects to production, and it deserves everyone's attention. 1. Why does the efficacy of glyphosate herbicide vary when applied. ...
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A Detailed Guide to Using Ethephon on Cotton in the Late Stage
How is ethephon used on cotton in the late stage? Here is an introduction. Using ethephon in the late stage of cotton growth has become a yield-increasing technique very popular among cotton farmers. Ethephon is a ripening agent; after use, it generally allows cotton bolls to open 7-10 days earlier, increases the amount of cotton picked before frost by 20-30%, and can improve the luster of the cotton...
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