菜薹(菜心)新品种油绿501菜心的选育

摘要

油绿501菜心是通过系统选育得到的常规早熟菜薹(菜心)新品种.植株生长势强,矮壮直立,株高24.4 cm,开展度21.3 cm;基叶圆形,油绿有光泽,叶长18.3 cm,叶宽10.2 cm,叶柄长5.2 cm,叶柄宽1.6 cm;薹叶短卵形,菜薹粗壮、节疏、紧实匀称无棱沟,油绿有光泽,主薹高18.4 cm,横径1.7～2.0 cm,单株商品质量约40.3 g.播种至初收32～35 d(天),抽薹整齐,采收期集中,以采收主薹为主;纤维少,爽脆清甜,无渣,齐口花,品质好,商品率高.每667m2产量1000 kg左右,适于平原地区4月下旬～11月上旬种植.%‘Youlv 501 caixin'is a new conventional Chinese cabbage variety developed by systematic breeding. It is of early maturity. It takes 32-35 days from sowing to harvest, and grows vigorously. The plant height is 24.4 cm. It can develops up to 21.3 cm. Its base-leaves are round with green and shiny color. Its leaf is 18.3 cm in length, 10.2 cm in width, and 5.2 em in petiole length, 1.6 cm in petiole width.Its sprout leaves are of short-oval shape. The flower stalk is sturdy. Its major sprout is 18.4 cm in height,1.7-2.0 cm in diameter, and about 40.3 g in weighs. It has tidy bolting, less fiber, sweet crisp quality, and no slag. It yields about 15.0 t · hm-2. It is suitable to grow in plain areas from late April to early November.