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How to apply formula fertilization to hybrid watermelons
Hybrid watermelons require high water and high fertilizer. According to calculations, producing 1000 kg of watermelons requires 5 kg of N, 2 kg of P2O5, and 5 kg of K2O. If hybrid watermelons are planted on medium-fertility soil with a yield of 3000 kg per mu, then 15 kg of N, 6 kg of P2O5, and 15 kg of K2O are required. When fertilizing, achieve
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Remedial measures for yellowing and withered wheat leaves
Apply 70% isoproturon to wheat, and on the third day after treatment a cold wave hit; now the wheat leaves are yellowing and withering. Can it recover after some time, and are there any remedial measures? Isoproturon reduces the cold resistance of wheat seedlings; if severe frost occurs after application, the seedlings are prone to
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Three key points to note when applying winter manure to wheat
Weak seedlings: For wheat fields sown late, with poor soil fertility and insufficient base fertilizer, winter manure should be applied generously, mainly with quick-acting fertilizers, about 40 loads of decomposed pig and cattle pen manure per mu; or 20-25 kg of ammonium bicarbonate, or about 10 kg of urea applied as a top dressing when rain or snow falls, to promote stem growth
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What are the methods for applying fertilizer based on seedling condition during the wheat green-up stage?
Spring has come, the earth's warmth rises, wheat awakens from its winter dormancy, and the green in the wheat fields increases. At this time, many farmer friends ask: Does my wheat need fertilizer? What kind of fertilizer is good? How much fertilizer is appropriate? And my answer is: apply fertilizer based on seedling condition. From
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Applying winter manure to wheat requires attention to timing and method
During the overwintering period of wheat, adding winter manure can not only supplement the deficiencies of base fertilizer and seedling fertilizer, but also maintain and stabilize the soil temperature around the wheat roots. Through the slow decomposition of fertilizer in winter and absorption by the roots, it lays the foundation for vigorous growth in spring. Winter manure should mainly consist of organic matter-rich, warm-natured
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What to do when wheat seedlings are weak and sparse? Apply fertilizer in time to promote tillering
After wheat begins tillering, the number of tillers increases continuously with the growth and development of the plant, and the total number of stems and tillers reaches its maximum around jointing. After that, the later-emerging tillers die off one after another due to insufficient nutrients and other reasons, and the number of stems and tillers becomes basically stable only after heading. Generally, after tillers emerge
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Management Methods and Care Tips for Hydroponic Orchids
I. Correctly Applying Orchid Solution The interval between adding orchid solution is generally 15-20 days, and 30-40 days during the dormant period. To ensure the accurate amount of solution applied, a syringe can be used to measure the liquid. Orchid growth can be divided into three stages. The first stage: the orchid is pulled from the soil, washed clean, and transplanted to hydroponics
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What are the precautions for applying pig manure to the roots of Shatang mandarin?
Fertilizer application rates for Shatang mandarin at various stages: Base fertilizer: 10 kg chicken manure or pigeon manure, or 2.5 kg peanut bran, or 25 kg pig manure, plus 0.35 kg superphosphate, plus 0.25 kg potassium chloride or 0.30 kg potassium sulfate. Pre-bud fertilizer: 0.25 kg urea, plus 0.25 kg superphosphate
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What are the mistakes in applying fruit-swelling fertilizer to Shatang mandarin?
Applying the fruit-swelling fertilizer well from July to September is one of the key steps for high-quality and stable production of citrus, and it is also an effective measure to prevent the alternate bearing phenomenon in citrus. However, in production, fruit growers make many mistakes when applying fruit-swelling fertilizer to citrus, achieving the opposite result and affecting yield and fruit quality.
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Key Points of High-Density, High-Yield Cultivation Techniques for Blackberry
1. Apply sufficient base fertilizer and plant at a rational density. Choose valleys or open fields with good fertility, loose soil and good drainage, and apply 1000-1500 kg of decomposed farmyard manure and 120-150 kg of superphosphate per mu, generally planting 800-900 plants per mu. For seedlings, choose plants with
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