Spring peanut fertilization points

According to the characteristics of peanut fertilizer and the characteristics of planting soil and yield, it is necessary to master the principle of organic fertilizer, inorganic fertilizer as the supplement, and organic and inorganic fertilizer. On the basis of adding organic fertilizer, supplement nitrogen fertilizer and increase potassium fertilizer. And micro fat. Spring peanuts mainly rely on the base fertilizer, and the application amount should account for 80%~90% of the total application amount. Therefore, it is necessary to apply sufficient base fertilizer. Generally, the intermediate production level can apply 2000 kg of organic fertilizer per acre, and 30 to 40 kg of superphosphate. It can be mixed with organic fertilizer for a period of time. The ammonium bicarbonate is about 20 kg. The above fertilizers can be combined with ridges or trenching. High-yield plots can be applied with organic fertilizers of 2000-3000 kg per mu, 40-50 kg of superphosphate, and 30 kg of ammonium bicarbonate. It is applied by a combination of concentration and dispersion, ie 2/3 in the field before sowing. The base fertilizer is applied, and another 1/3 is applied to the concentrated ditch in the ridge.
Huaxian County Agricultural Inspection Center Zhang Yan

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