摘要
华夏白玉是以自交不亲和系byc-H为母本,以自交系227-H为父本配制而成的不结球白菜一代杂种.植株生长速度快,夏秋季种植播种至采收30～40 d(天),平均株高35 cm,开展度28 cm;叶柄白色肥厚,叶片近圆形,叶面平滑,浅绿色,光泽亮丽,商品性好,纤维素含量低;每667 m2净菜产量1850 kg左右,田间对软腐病、霜霉病和黑腐病的抗性强于对照夏绿妃,耐热性强,适宜福建省及相似生态区夏秋季种植.
Abstract
'Huaxiabaiyu'is a new non-heading Chinese cabbage F1 hybrid bred by crossing self-incompatible line'byc-H'as female parent and inbred line'227-H'as male parent.It grows rapidly which takes 30-40 days from sowing to harvesting in summer and autumn seasons.The average plant is 35 cm in height and 28 cm in spread.Its petiole is white and thick.Its leaves are almost circular shape,with leaf surface smooth,light green,and shining bright.Its commodity is good with little cellulo se.Its yield is about 27.75 t·hm-2.Its resistances to downy mildew,black rot,soft rot are better than that of the contrast'Xialvfei'.It can tolerance to heat.It is suitable for planting in Fujian Province and similar ecological zones during summer and autumn.
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