菜用大豆新品种‘青酥五号’的选育

摘要

The cultivar 'Qingsu 5' was bred successfully by systematic selection of self-pollination for successive 8 generations from a hybrid of 'AVR-1' x 'VS-9'.The cultivar was 84 days in whole growth period,erect in plant type,and limited in setting pods. Its fresh pods were light-green in color, normally 5.33 cm long and 1.33 cm wide,had 196 individuals per 500 g,and yielded 9 t/hm2 .increasing by 27.8% over that of the control cultivar 'Qingsu 2'. Its fresh seeds weighed 77.65 g per 100 grains and were easy in cooking.%‘青酥五号’是以‘AVR-1’为母本、‘VS-9’为父本,经有性杂交后连续8代自交系统筛选,育成的菜用大豆新品种.该品种全生育期约84 d,株型直立,有限结荚；鲜荚淡绿色,标准荚长×荚宽为5.33 cm×1.33 cm,每500 g标准荚数196个,鲜荚产量9 t/hm2以上,比对照‘青酥二号’增产27.8％；鲜豆百粒重达77.65 g,白花,灰毛,鲜籽粒易烧煮.