小白菜新品种早生皇冠的选育

A New Pakchoi F_1 Hybrid, Zaoshenghuangguan

小白菜新品种早生皇冠是以从日本引进的一个品种ZS12-2-16中选出的自交不亲和系,与矮脚黄自交不亲和系互作父母本进行杂交,选育出的杂交一代优良品种。早生皇冠成株株高26cm,开展度40cm×40cm,单株质量450g,叶片绿色,椭圆形,梗扁,白色,成株株型较大,外形美观,一致性好,商品性佳;纤维较少,风味品质较好。抗霜霉病和软腐病能力较强,抗热,较耐寒,苗期生长速度快,该品种可以作为矮脚黄的替代品种,可在全国喜食白梗小白菜的地区推广。

Zaoshenghuangguan is a F1 hybrid introduced from Japan, obtained by crossing self-Incompatibility line varieties from ZS12-2-16 and self-Incompatibility line from Aijiaohuang. It has the height of 26 era, unfold length of 40 cm, weight of 450 g, green and oval-shaped leaf, white flat stem and large plant with aesthetic appearance and consistency, good quality, less fiber, nice taste. In addition, it has strong resistance to downy mildew, soft rot,and hot. It＇s tolerant to cold and grows fast in seedling period. Therefore, it has high commercial values and can be promoted in the region where the white stalk pakchoi is preferred.