早熟、优质、抗枯萎病西瓜新品种──丰乐5号的选育

丰乐5号是经抗病基因转育结合多代病圃筛选后，选配的1代优质、高产且高抗枯萎病的西瓜新品种。该品种早熟，全生育期90天，雌花开放至果实成熟30～31天。果实椭圆形，浅黑色底上覆盖暗条带。平均单瓜重4～5kg，单产4000kg／667m2。皮薄、肉红、质细，果心可溶性固形物含量12．5％，口感风味极佳。

加强档案信息开发促进科技成果转化

丹东农科院是以玉米、烟草为重点的农业科研单位，现有各类档案４６３５卷。其中科技档案２２１６卷，文书档案６８３卷，会计档案１５５１卷，照片４０册、录像带４０盘，技术考核档案１４０卷。根据科研工作的开展，围绕本单位阶段性的中心任务，档案室积极做好跟综服务...

Introduction of Bottle Gourd DNA into Watermelon by Soaking Embryo for Resistance to Wilt Disease

In order to utilize wilt disease resistance of bottle gourd,total DNA of bottle gourd was introduced into watermelon through the method of aoeking embryo.The DNA-introduced variant were cultured in contaminated soil to elect the wilt disease resistance for more than 3 genera- tions.2 high-resistant and 2 middle-resistant watermelon materials were obtained.