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What are the key points for managing watermelon seedlings?
What issues should be noted in watermelon seedling management? (1) Temperature management: In temperature management, two tendencies should be avoided. One is not daring to remove the film for ventilation, fearing the seedlings will freeze, which results in high temperature and high humidity in the seedbed and causes the seedlings to grow leggy; the other is too much ventilation, which makes the temperature inside the bed too low, causing slow seedling growth...
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Key technical points for hand pollination of watermelon
(1) Flower-to-flower pollination method: Gently lift the female flower's stalk so that the stigma is exposed, then select a male flower that opened the same day, pick it together with its stalk, turn the petals outward to expose the stamens, and gently smear the pollen onto the stigma of the female flower at the fruit-setting node, so that the pollen is evenly scattered on the stigma. Generally, 1 male flower can pollinate 2...
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Detailed Explanation of Key Techniques for Watermelon Vine Pressing and Pruning
Vine pressing and pruning are major technical steps in watermelon cultivation management. Through vine pressing and pruning, land and light energy can be used effectively, and the growth and distribution of watermelon stems and vines can be regulated and suppressed, thereby improving watermelon quality and yield. 1. Vine pressing Before vine pressing, first lay the seedlings down and mound soil around the root zone. When the seedlings have 5-6 true leaves and are about to begin vining...
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Key Cultivation and Control Techniques for Major Watermelon Pests and Diseases
Yu Yongjun, a villager from Group 3 of Yuwanggang Village, Qifang Town, Zaoyang City, Hubei Province, once hailed as the "Watermelon King," has through years of practice worked out a good method for making watermelons sweeter, now offered to fellow growers for reference. 1. About 1 week after fruit set, dig a hole 10 cm from the main root, apply 50 g of cake fertilizer per plant, cover with soil and water. This method can make...
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Be Alert to the Harm of a New Watermelon Virus, Growers Should Pay Attention to Early Prevention and Control
A quarantine viral disease, Cucumber green mottle mosaic virus, has been detected. Taking precautions is warranted, but pulling up plants and replanting without any reason is unnecessary. Here, we introduce this newly emerging viral disease. Cucumber green mottle mosaic virus has a relatively narrow host range, occurring mainly on cucurbits...
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Why is it hard for watermelons to set fruit, and why are there so many deformed fruits?
During the production process, watermelons are often affected by unfavorable factors, which can lead to difficulty in setting fruit and a large number of deformed fruits, reducing yield and marketability and directly affecting growers' income. The reasons for difficulty in setting fruit and a large number of deformed fruits in watermelons are as follows: abnormal weather conditions. During the flowering and fruit-setting period of watermelons, high temperatures, ...
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Problems and Countermeasures in Off-Season Cultivation of Longan
The use of potassium chlorate to promote flowering in longan was first pioneered in Taiwan, China, and its application in production for off-season longan cultivation began in Thailand. In recent years, longan-producing areas across our province have also been experimenting with potassium chlorate to promote flowering for off-season longan cultivation. Some have achieved certain economic benefits, but most orchards have shown poor or even no...
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Bonsai care requires long-term persistence; once formed, it is as refined as a beauty
People who love flowers, trees and bonsai are all people of refined taste. No matter how well a bonsai is made, if it is not cared for well, it still cannot show the beauty of the bonsai. Of course, if the making is poor, no matter how well it is cared for, it is just a potted plant, and at most you can appreciate a lush, thriving...
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Key Techniques for High-Yield Cultivation of Ginger Intercropped with Watermelon
When planting ginger, apply heavy base fertilizer and increase phosphorus and potassium fertilizer; avoid applying too much nitrogen fertilizer. Apply sufficient base fertilizer, mainly organic fertilizer, with a combination of slow-release and quick-release chemical fertilizers. Base fertilizer generally accounts for 40% of the total fertilizer application. Before sowing, apply 15 kg of imported compound fertilizer plus 50 kg of calcium magnesium phosphate fertilizer per mu as deep-layer base fertilizer. After sowing, use high-quality farmyard manure...
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Intercropping and Relay Cropping Technique for Lettuce, Ginger, Watermelon and Bok Choy
1. Topdressing: generally 2 to 3 times. The first is in early to mid-June, applying 1000 kg of barnyard manure plus 15 kg of urea per mu between the rows, covered with a thin layer of soil. The second is in early to mid-July after the mother ginger is dug, applying 150 kg of decomposed rapeseed cake or 30 kg of compound fertilizer per mu; the third is in early September after the frame is removed, applying another dose of human excrement and urine to prevent nutrient deficiency...
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