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Is your tobacco suffering from pesticide damage? Teach you a quick way to identify it
What should you pay attention to when growing tobacco? Tobacco plants are tall with dense leaves and have a high water requirement during their growth period. However, too much or too little water is harmful to growth. Hunan has abundant rainfall, but it is unevenly distributed. During the rosette to rapid growth stage, tobacco leaves have a high water requirement, but rainfall during this period tends to be excessive, and flash floods often occur. Therefore, ...
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What damage does sclerotinia rot cause to wrapped-heart mustard?
What damage does sclerotinia rot cause to wrapped-heart mustard? How do you prevent and control sclerotinia rot in wrapped-heart mustard? We'd also like netizens to help explain the damage sclerotinia rot causes to wrapped-heart mustard: sclerotinia rot mostly infects starting from the stem base and the petioles of the outer leaves. Early lesions are water-soaked, grayish brown to yellowish brown, and spread rapidly in all directions, causing the diseased area to become irregularly rotted...
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How to prevent mite damage in shiitake mushrooms? These control methods you need to master
How to prevent mite damage in shiitake mushrooms? Please explain. Mites can only be mainly prevented, primarily by keeping the area around the cultivation site clean and sanitary, away from chickens, pigs, warehouses, feed sheds and similar places. The site can be sprayed with 73% propargite emulsifiable concentrate at 3000 times dilution to prevent and kill latent mite sources. During the cultivation process, 9 raw materials must be selected fresh and...
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How to remedy herbicide damage in yardlong beans? A detailed guide to prevention and control methods
What should you do if yardlong beans suffer herbicide damage? What methods can save them? We ask fellow gardeners to help share. Zhongdiwang has compiled the symptoms and prevention and control measures for herbicide damage in yardlong beans, listed below for fellow gardeners' reference. Symptoms of herbicide damage in yardlong beans: after accidental spraying of herbicide, the old leaves of the yardlong beans first dry up...
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Cotton Aphid Damage and Control Methods Explained in Detail
What damage do cotton aphids cause? How are they controlled? The cotton aphid uses its piercing-sucking mouthparts to suck sap on the underside of cotton leaves and on tender growing tips, causing the cotton leaves to grow deformed and curl toward the underside. Cotton aphid damage occurs mainly at the seedling stage and the bud and boll stage. Cotton aphids that cause damage at the seedling stage are called seedling aphids, which generally delay the development of cotton seedlings, caus...
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What damage do thrips do to navel oranges? Fruit growers must be on alert
What damage do thrips do to navel oranges? How can navel oranges be protected against thrips? We also ask experienced readers to help explain. Thrips are tiny insects, generally only about 1mm long, hard to spot with the naked eye, and they require a magnifying glass of more than 10x to be seen clearly; the main pest of citrus is the citrus thrips, which has a considerable...
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How to remedy and manage apple trees after frost damage?
What should be done after apple trees are frost-damaged? Experienced netizens are asked to help explain. Frost damage has always been a common factor in fruit tree damage, and this is even more true for apple trees. Moreover, apple trees are perennial plants, so once frost damage occurs, its effects are lasting. A series of rot diseases caused by frost damage also gives fruit growers quite a headache...
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Key technical points for controlling rodent damage in Gastrodia elata cultivation
I planted some Gastrodia elata, but the rodent damage is severe. How do I control rodent damage in Gastrodia elata? Please everyone share some ideas. Rodent damage is a major problem in Gastrodia elata cultivation. Below are several rodent control methods for your reference: Rodent control method one, biological control: try not to destroy the ecological environment of the natural enemies of rats, and protect...
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What are the common symptoms of herbicide damage in rice?
In which situations has rice been damaged by herbicides? Please note that rice suffering herbicide damage may show the following symptoms for reference: Rice spots: common ones include brown spots, yellow spots, blighted spots, net-like spots, etc. For example, if butachlor is mistakenly sprayed in the early growth stage of rice, the rice seedlings will clearly show irregular brown spots. Rice deformity: herbicide damage...
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How to prevent and control banana cold damage? Prevention and control methods and key technical points
What causes banana cold damage? How to prevent and control banana cold damage? Experienced netizens are also asked to help explain. In some tropical regions, bananas are even used as a staple food, and they contain multiple trace elements and vitamins, helping the human body strengthen resistance to disease and effectively promoting appetite and aiding digestion. However, banana cultivation often...
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