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What are the wrong ways to use plant growth regulators?
How is plant growth regulator used incorrectly? Why is it said to be wrong? Experienced readers are also asked to help explain. Plant growth regulators are mainly exogenous, non-nutritive chemical substances, which can usually be transported within the plant to the site of action, and at very low concentrations can promote or inhibit certain links in its life processes...
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Detailed Guide to Using Ethephon: Correct Use of Plant Growth Regulators
How is the plant growth regulator ethephon used? Please explain. Ethephon is a broad-spectrum, low-toxicity organophosphorus plant growth regulator that promotes ripening. It can enter the plant through leaves, bark, fruit and seeds, then be transported to the site of action, where it releases ethylene. It can promote fruit ripening and coloring, promote leaf...
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A Detailed Guide to the Correct Use of Plant Growth Regulators
How are plant growth regulators used correctly? Here is an introduction to the use of plant growth regulators, which have greatly increased crop yields and improved the quality of agricultural products. However, some farmers in production, due to improper use techniques, not only failed to achieve the expected results, but also caused serious yield reductions due to phytotoxicity. First taboo: using them as...
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How to prevent phytotoxicity from plant growth regulators in cotton
How can cotton avoid phytotoxicity from plant growth regulators? Please advise on phytotoxicity from plant growth regulators and its symptoms: for the commonly used chlormequat, if the application concentration is too high or the dosage is too large, it will inhibit cotton plant growth, making the plants too short, causing buds and bolls to drop easily, and even deforming the bolls. When mepiquat chloride is sprayed in excess, it will inhibit...
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How to correctly use herbicides when growing Chinese chives?
How are herbicides used when growing Chinese chives? Please refer to the following herbicide techniques for your reference: 1. Pre-emergence: 48% dinitramine, 3 to 3.75 liters per hectare, applied to seedling beds after sowing and before emergence. 50% prometryn WP at 1.5 grams per hectare, applied to Chinese chive seedling beds after sowing and before emergence; 50% prometryn WP at 1...
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How to use herbicides when growing onions
How do you use herbicides when growing onions? Please advise. Onions and bulb onions, as spice crops, are being grown on an ever-increasing area. In the production of onions and bulb onions, improper selection of herbicides often causes a seasonal yield reduction or total crop failure, and can also leave residual toxicity for the following crop. In the pollution-free production of onions and bulb onions, the skillful use of herbicides is very important...
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Detailed Guide to Plant Growth Regulator Application Methods
What use are growth regulators in watermelon cultivation? Educational obstacles and countermeasures - Application of growth regulators in watermelon growth regulation: improving seed vigor - regulating plant growth - increasing fruit set rate - fruit ripening - preventing fruit cracking - post-harvest preservation. Improving seed vigor. Watermelon winter-spring cultivation, temperature...
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Detailed Guide to Using Plant Growth Regulators
What is the use of plant growth regulators on cucumbers? How can they be used well? 1. They help improve seed vigor and cultivate strong seedlings. (1) Soak cucumber seeds in 0.05 mg/L brassinolide for 24 hours to promote early emergence, uniform emergence, and strong seedlings, and to increase the resistance of sprouts and seedlings. (2) Use Ai...
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How to apply plant growth regulators to fruits and vegetables
Scientific and rational use of several plant growth regulators can effectively control the growth of fruit trees and vegetables at different stages, improve their quality and yield, and increase economic benefits. 1. Ethephon 1. Physical and chemical properties. The pure product is a white crystalline solid, easily soluble in water and ethanol, poorly soluble in benzene and dichloroethane, and in acidic solution...
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How to use growth regulators on cherry tomatoes? Application differs by type
Cherry tomato varieties fall broadly into two types: one is the indeterminate type, whose top does not terminate and which can keep growing continuously; the other is the determinate type, which automatically terminates after growing a few leaves and continues growing upward via side branches. The management of these two types differs little, but there is a considerable difference in growth regulator application....
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