番茄新品种扬粉931的选育

Breeding of a New Tomato F 1 Hybrid — Yangfen 931

扬粉 931的母本是由美国品种OregonSpring和从北京引进的早霞杂交后代经多代单株选择出的优良株系 88 6 5 9 4,父本是从美国引进的PGY90 91多代自交后代与江苏的矮黄粉杂交后定向选育的优良株系 88 1 1 1 2 1。该一代杂种适于保护地早熟栽培 ,抗TMV ,中抗CMV。植株为有限生长类型 ,低温下单性结实 ,果实粉红色 ,可溶性固形物 4 .5%以上 ,品质优良。早熟高产 ,每6 6 7m2 产量 4 0 0 0kg左右 ,已在江苏地区推广种植 2 0 0hm2 。

Yangfen 931 is a new F 1 hybrid,both parent lines were selected from different crosses. It is suitable to grow in protected cultivation,and this determinate variety is early maturity,resistant to TMV and mi ddle resistant to CMV,parthenocarpy under low temperature,the high quality of pink fruit with soluble soilds content over 4.5%. The average yield is over 60t·hm -2 . The total cultural area is around 200hm 2 only in Jiangsu.