杂种—代番茄浦红8号的选育

BREEDING OF NEW F_1 TOMATO VARIETY PUHONG NO. 8

通过杂交育种和田间系统选育，育成早熟、含有Ｔｍ－２ｎｖ抗性基因、座果率高的母本矮粉和生长势强、抗病、果大的父本５４２，于１９８４年配制（矮粉×５４２）Ｆｌ。经多年品种比较试验和生产试验证实，该杂交种具有抗ＴＭＶ、中抗ＣＭＶ、畸形果率和裂果率均较低，较对照品种强力米寿、强丰、中蔬４号、洋杂２号平均增产２５．６％等特点，适宜春季露地栽培和保护地栽培．

Female parent tomato material with Tin-2nv resistance gene, early ripening stage,and high fruit setting rate as well as male one with vigorous growth, virus resistance. and large fruits were obtained through crossing and systemic selection in fields,and then a new F, variety was bred by crossing in 1984. This new variety is characterized by resistance to TMV, moderate resistance to CMV, lower rate of abnormal and dehiscent fruits and an average yield increase of 25. 6% and is suitable to be grown in spring in fields as well as on installation-protected land.