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2 Fertilization recommendations (kg/mu): crop base fertilizer (composite fertilizer) topdressing (urea) topdressing tobacco 30-35 about 15 30 days after planting cotton 30-35 about 20 flowering potatoes 28-32 about 10 pre-flowering watermelon 40-50 about 15 young fruit tea 60-70 about 20 minutes 2-3 times rice 25-30 about 20 young spikes differentiation period wheat 30-35 about 20 minutes 蘖 period vegetables non-leaf vegetables annual compound fertilizer 70-90 kg About 30% of the base fertilizer is used, and 70% of the base is divided into 2-3 times. Fruit trees of mature trees can be applied 1.5-2.0 kg of compound fertilizer per plant after autumn harvest, pre-flowering and fruit-bearing period.
3 Note: Fertilizer should be applied under the seed and should not be directly contacted to avoid burning; if the compound fertilizer is applied on legumes, phosphate fertilizer should be added.
1 Fertilizer characteristics: The nutrient balance fully meets the nutritional needs of crops and regulates the soil; the fertilizer is easily soluble in water and is suitable for all kinds of soils and crops; the economic crops, especially the various chlorine-repellent crops, have better application efficiency and generally increase production by 20%-30%.
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