一、选择合适品种适于二季作区种植的秋马铃薯优良品种的脱毒种薯有鲁引１号、建引８号和郑薯５号等。选择早春栽培高密度早收的脱毒小薯 ,用于秋马铃薯播种是成功的保证和获得高产高效的一个关键环节。据山东省单县经济作物研究所多年试验推广证明 ,用小薯播种 ,亩产可达３０ First, select the appropriate varieties suitable for planting two seasons autumn potato varieties of good seed detoxification have Lu lead No. 1, No. 8 Jianzheng and No. 5 and so on. Selection of high-density early spring planting early detoxification of small potatoes, used for autumn planting of potatoes is a guarantee of success and access to high yield and efficiency of a key link. According to the Shandong Province County Economic Crops Institute for many years to promote test proved that planting with small potatoes, mu up to 30