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威芋4号原名克选10号,是威宁县农科所从黑龙江克山农科所引入的“克疫”品种实生籽后代,采用单株混合选择法选育而成。该品种具有高产、稳产、抗逆性强、抗病性好、食味佳、淀粉含量高、用途广等优点,集食、饲、加工等兼用。2004年贵州省区域试验平均产量2437.5kg/667m2,比对照米拉增产20.13%;2005年贵州省区域试验平均产量1825.6kg/667m2,比对照米拉增产17.4%;两年平均产量2131.6kg/667m2,比对照增产18.9%,17个试点16增1减,增产点次达94.12%。生产试验平均产量2134.5kg/667m2,比对照米拉增产23.2%,该品种适宜在海拔800~2500m地区种植。2006年6月通过贵州省农作物品种审定,审定编号:黔审薯2006002号。
Wei taro No. 4, formerly known as the election on the 10th, is Weining County Agricultural Science Institute from Keshan in Heilongjiang Kerry introduced “seed” offspring seed varieties offspring, mixed selection method using single plant breeding. The variety has the advantages of high yield, stable yield, strong resistance, good disease resistance, good taste, high starch content, wide use and the like, which integrates feeding, feeding and processing. In 2004, the average regional output of Guizhou Province was 2437.5kg / 667m2, which was 20.13% higher than that of the control Mira. In 2005, the average regional output of Guizhou Province was 1825.6kg / 667m2, 17.4% higher than that of the control Mira. The average annual output was 2131.6kg / 667m2 , 18.9% more yield than the control, 16 increase or decrease of 17 pilot projects, 94.12% yield increase. The average yield of production test is 2134.5kg / 667m2, which is 23.2% more than that of the control rice, which is suitable for planting in 800 ~ 2500m above sea level. June 2006 through the Guizhou Province crop varieties validation, validation number: sweet potato 2006,002.