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“正农黑花一号”花生新品种经过正阳县花生研究所大面积种植,一般每667m2产荚果400kg,高产地块突破500kg大关。现将主要配套栽培技术总结如下: 一、地块选择。以耕作层疏松、活土层深厚的砂壤土和黄棕壤土最适宜种黑花生。 二、整地施肥。在选择好的地块上进行深耕,开春后浅耕多耙。每667m2施优质有机肥2500～3000kg,二铵20～25kg,尿素10kg,氯化钾12.5～15kg。
“Zhengnonghehua No.1” peanut new varieties have been planted over large area in Zhengyang County Peanut Research Institute, with a yield of 400kg per 667m2 and a breakthrough of 500kg in high-yield plots. Now the main supporting cultivation techniques are summarized as follows: First, the choice of plots. Loose tillage, living soil deep sandy loam and yellow brown soil most suitable for planting black peanuts. Second, soil preparation and fertilization. In the choice of a good land for deep plowing, open shallow spring rake more. Each 667m2 high quality organic fertilizer 2500 ~ 3000kg, diammonium 20 ~ 25kg, urea 10kg, potassium chloride 12.5 ~ 15kg.