黔油系列油菜新品种引种比较试验初报

Comparison experiments on introduced new rape varieties of Qianyou series

2004-2005年引进黔油10、11、12、14、17、18号等6个黔油系列两系杂交双低油菜新品种与当地主栽品种史力丰进行比较试种，试种结果表明．6个品种均比对照早熟，抗倒伏，抗（耐）菌核病、病毒病能力较强，含油量40％左右．单产有随熟期延迟而提高的趋势，综合性状较好，在桂北高寒山区三江县均有推广应用价值。其中,黔油10,17、18号3个品种适宜在双季稻区推广种植，黔油11、12、14号3个品种适宜在单季稻区推广种植。

In 2004-2005, six new rape varieties of Qianyou series with tow-line hybrids including Qianyou 10, Qianyou 11, Qianyou 12, Qianyou 14, Qianyou 17 and Qianyou 18 were introduced and compared with the control, a local variety Shilifeng. The results showed that six varieties were earlier matured as compared with the control, and had strong resistance to lodging, rhizoctonia disease and virus disease, and the content of oil was about 40%. The yield of per unit area was increasing with the delayed maturing stage. All the varieties showed better integrative characters and could be extended and planted in the cold areas in north of Guangxi including Sanjiang County. Among the series, Qianyou 10, Qianyou 17 and Qianyou 18 are suitable for double cropping rice region, and Qianyou 11, Qianyou 12, Qianyou 14 are suitable for single cropping rice region.