广东省蔬菜种质资源收集保存与鉴定利用

2002-2004年，广东省农业科学院蔬菜研究所引进收集蔬菜种质资源501份，对已有的1642份蔬菜种质进行了繁种和农艺性状鉴定，入广东省蔬菜种质资源库（GVG）保存蔬菜种质1400份，同时对182份蔬菜种质资源进行了抗病性鉴定或营养品质分析，从中鉴定出高抗资源8份，抗病资源16份；完成了广东省蔬菜种质资源数据库的构建，其中包含了1019份已入库保存蔬菜种质的植株或果实图片，实现了广东省蔬菜种质资源数据网上共享。2003-2005年，共有12个利用优异蔬菜种质资源育成的蔬菜新品种通过广东省或国家农作物品种审定。

Collection, Conservation, Evaluation and Utilization of Vegetable Germplasm in Guangdong

Five hundred and one vegetable accessions were collected during 2002-2004.Propagation and(evaluation) with respect to agronomic traits of 1642 vegetable accessions were carried out,among them 1400(accessions) have been stored in the mid-term Guangdong Vegetable Genebank(GVG).Ninety-three accessions were(identified) for resistance to some diseases and 89 were evaluated with respect to quality traits.Among them 8(accessions) had high resistance and 16 had resistance to some diseases.Meanwhile,Guangdong vegetable germplasm database has been established and can be shared through internet,including the plant or fruit photographs of 1019 vegetable accessions stored in GVG.Moreover,some good vegetable germplasm had been used in breeding programs,and twelve vegetable and sweet corn varieties had been examined and approved by the government during 2003-2005.