摘要
利用自交不亲和系Ｊ９－４０５和黑２２７配制成优质中熟大白菜一代杂交新品种“津绿７５”，生育期７５天左右，株高５５ｃｍ，球高５０ｃｍ，开展度６２ｃｍ，单株重３．０～３．５ｋｇ，为高桩直筒花心类型，外叶深绿、中肋浅绿、叶纹适中，具有良好的商品品质和食用品质。两年品比试验每６６６．７ｍ２产量达６６７０．０～７１２５．５ｋｇ，比对照“津青９号”增产１８．０％～３３．０％。对病毒病、霜霉病、软腐病的抗性显著高于对照品种。
“Jinlu No.75” is a new medium maturing hybrid with good quality.It was crossed by two selfincompatibility line-“J9405”and“Hei 227”.The growth period is about 75 days.The plant is 55 cm in height and 62 cm in width. The length of tubular head is 50 cm. The average weight is about 3.0～3.5 kg for each head.The shape of the plant is erect and close with dark green out layer leaf and light green petiole and good quality.The yield is 100～107 t per ha,18.0%～33.0% more than that of control hybrid“Jinqing No.9”.It is better resistant to virus disease,downy mildew and softrot than control hybrid.
出处
《天津农业科学》
CAS
1998年第1期13-15,共3页
Tianjin Agricultural Sciences
基金
天津市"九五"科技攻关项目
