菜豆新品种“66号”的选育

Breeding of a New Bean Variety 'No.66'

菜豆"66号"是来源于"无筋6号"的一个自然变异株,该植株蔓生,生长势强,生育期55~60d,花白色,嫩荚白绿色,圆棍形,长21~24cm,宽约1.3cm,厚约1.2cm,荚形指数1.13,单荚质量约19.6g,少筋软荚,种子白色,千粒质量331g左右。早熟丰产,前期产量高,每667m2总产量约2 847.5kg,适合春露地和大棚种植。

Bean variety ＇No. 66＇ is derived from a natural variant plant of ＇Non-Fibre No. 6＇. It is vining and growing strongly with a growth period of 55--60 days. Its flower is white,and the pod is white and green with a round and straight shape. The length of the pod is 21--24 cm,the width is 1.3 cm,the thickness is 1.2 cm,the pod shape index is 1.13 and the weight per pod is about 19. 6 g. Meanwhile, the pod is soft and contains less fibre. Its seeds are white and the thousand seed weighl is about 331 g. Because of the early maturity of this variety. The total yield is about 2 847. 5 kg per 667 m2. ＇ No. 66＇ is suitable for open field and greenhouse cultivation in spring.