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Cleverly chasing vines when the melon seedlings grow to 5-6 pieces of true leaves, per mu of decomposed manure urine 400-500 kg and superphosphate 12-15 kg plus boron fertilizer 1 kg, or fully decomposed cake fertilizer 25 kg And 15 kg of superphosphate and 1 kg of boron fertilizer.
When you are paying attention to the weight of the fruit, you should pay attention to the melon. Each acre is applied with 5 to 6 kg of potassium sulfate, 20 to 25 kg of superphosphate, or 100 to 150 kg of decomposed chicken manure and sheep manure. Take 500 grams of stevia, 10 kilograms of soybeans and 25 kilograms of water, soak until the soybeans swell, then boil in the pot and let the water dry. The stevia-infiltrated soybeans were applied to the rhizosphere of the watermelon, and 50 g per plant was applied. When the watermelon is sitting for about a week, dig a hole at a distance of 10 cm from the main root. Each plant is given 50 grams of decomposed cake fertilizer and a proper amount of boron fertilizer. After sealing the soil, water is poured.
Applying 0.5% potassium dihydrogen phosphate solution to the leaf surface of the watermelon and the fruit expansion period, spraying 50 kg per acre, spraying once every 7 days, even spraying 3 times can increase the sweetness by 2 degrees.
Chasing the "four fats" watermelon sweetened
After diligently picking up the seedlings and planting them, they will be fertilized once a year, and each time they will be used to apply 150-200 kilograms of decomposed manure.
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