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“浙紫5号”,是我院于1970年春,以宁波姜山种紫云英中的优良株系“66—140”为母本,以引进的日本紫云英作父本,进行人工杂交选育而成的紫云英新品种。经1974—1976年在各地试验和试种,进行群众性鉴定结果表明,该品种在产量、生育期和抗逆性等方面的表现均较良好。鲜草亩产一般5000—7000斤,高的可达万斤以上。1974和1975年在杭州试种,比对照宁波姜山种增产5—11.8%;
“Purple No. 5” is the spring of our hospital in the spring of 1970, with Ningbo Jiangshan species of excellent lines in the Violet cloud of “66-140” as the female parent to the introduction of Japanese asarum japonicus as the father, artificial breeding selection A new breed of astragalus. The results of mass identification experiment and trial planting in various places from 1974 to 1976 showed that the variety showed good performance in yield, growth period and stress resistance. Fresh grass generally 5000-7000 kg per mu, up to more than kilos high. Specimens were planted in Hangzhou in 1974 and 1975, which increased by 5-11.8% compared with the control of Jiangshan in Ningbo.