临沂是花生生产大市,常年种植花生120×104hm2,春播面积占86%,由于传统种植方式的束缚,春花生一年一熟,造成土地、光能的极大浪费,而且效益低下。为了提高土地利用率,增加单位面积产量和效益,我们根据生产实际,研究总结出了马铃薯、花生一年两熟高产高效栽培技术。该技术是 Linyi is a big market for peanut production. Perennials are planted with 120 × 104hm2 of peanuts and 86% of spring sowing areas. Due to the restraint of traditional planting methods, spring peanuts are cooked once a year, resulting in great waste of land and light energy and low efficiency. In order to improve land utilization and increase yield and benefit per unit area, according to the actual production, we summed up the high yield and high efficiency cultivation techniques of double ripening of potatoes and peanuts per year. This technique is