论文部分内容阅读
宕薯四号是由胜利一号×66-6-29F_2杂交选育而成,原代号7216和2—7。自1975年至1978年,先后在宕昌的召藏、小堡子、何家堡、牛家、坡头等十个点,会宁沟头大队,成县的川坝、半山、高山等地试验和示范,均表现突出,除牛家基点品比试验产量居第二位外,其他各试繁点均居第一位,比西北果,渭会二号,兰花等对照品种增产,亩产因地区不同自3190斤至7248斤不等。个别小面积种植,有在0.18亩面积上收获2200斤的纪录。特征特性:株高70厘米左右,茎粗健,直立型,叶片厚而浓绿;结薯中度集中,薯块属
Dodam IV was bred by the Victory No. × 66-6-29F_2 hybrids, the original code 7216 and 2-7. From 1975 to 1978, successively in Dangchang’s possession, small fortress, He Jiabao, Niujia, slope head and other ten points, will rather ditch head brigade, into the county of Chuanba, Mid-levels, such as high mountain test and Demonstration, both outstanding performance, in addition to cattle home base product output than the second test, the other trial ranked the first place, than the Northwest fruit, Weihui II, orchids and other varieties of control, yield per mu due to the region Different from 3190 pounds to 7248 pounds range. Individual small area planted with 0.18 acres in the area of 2,200 pounds harvested record. Characteristics: height of about 70 cm, stem thick health, upright, thick and dark green leaves; tubers moderate concentration, tuber