Papaya tree cultivation: how to fertilize papaya?
How to fertilize papaya? When is the best time to fertilize papaya? Please give us an introduction and guidance on papaya base fertilizer: when turning the orchard in late September, stable manure, human feces and urine were mixed with quick-acting N fertilizer for young trees, 15kg / tree and 30kg / tree. Topdressing method of papaya: 1. Before sprouting (from late March to early April), 130 grams of urea was applied to each plant or 400 grams of ternary compound fertilizer was applied in furrows. 2. The mixture of 0.3% urea, 1% calcium superphosphate and 0.3% potassium sulfate was sprayed once 2 weeks before anthesis to promote fruit cell division. Spraying 0.2% boric acid or 0.3% borax at full flowering stage was beneficial to fruit setting. In the middle and last ten days of May, each fruiting tree can be topdressing urea 100g / 250g ring sprinkling or furrow application. 4. 0.5 kg compound fertilizer based on nitrogen fertilizer was applied after fruit harvest. Click to get more papaya tree planting techniques click to get more fruit planting techniques
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Papaya tree cultivation: how to prevent and cure papaya rust?
How to prevent and cure papaya rust? What harm does papaya rust have? What methods can be used to prevent papaya rust? Please introduce the harm of papaya rust: after the leaves are damaged, they produce glossy orange spots, which gradually expand into round spots of about 5 mm, and produce yellow mucus. The back of the leaf is raised. And produce grayish yellow.
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Papaya tree cultivation: what is papaya powdery mildew?
What is papaya powdery mildew? What harm does papaya powdery mildew have how to prevent and cure? Please introduce the harm of papaya powdery mildew: papaya powdery mildew mainly harms tender leaves and petioles. At first, most of the affected parts show granular protuberances, and soon they are covered with powdery mildew. The infection of the disease is seasonal and common in winter and early spring. ...
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