优良树莓品种及当地野生树莓的生活力与抗病虫性比较研究

Study on vitality,disease resistance and insects pest resistance of fine varieties of raspberry and local wild species

研究了8个树莓品种与当地表现良好的2个野生种的生活力和抗病虫性。结果表明,不同的树莓品种与野生种间生活力存在差别,生活力最强的树莓品种为Chengong no-thorn black raspberry、Willamette和2个野生种R.biflorus与R.niveus;茎腐病和叶斑病是树莓的2种主要真菌病害,抗病性较强的为树莓品种Chengong no-thorn black raspberry、Fengmanhong、Fall Gold、Golden har-vest和两个野生种R.niveus与R.biflorus;果蝇和小长蝽是危害树莓果实和花的主要害虫,受虫害程度最轻的是树莓品种Chengongno-thorn black raspberry、Fengmanhong、Boyne和2个野生种R.niveus与R.biflorus。

The vitality and resistance to insect pest and disease of 8 varieties and 2 local wild good species of raspberry were studied. The results showed that the vitality of different varieties and wild species were different. Chengong no-thorn black raspberry, Willamette and 2 wild species , including R. b/florus and R. niveus had the strongest vitality. The varieties that had stronger resistance to Sphaerulina rubi and Diplo-dinaparasitica were Chengong no-thorn black raspberry, Fengmanhong, Fall Gold, Golden harvest and 2 wild species （R. niveus and R. biflo- rus）. The varieties that had stronger resistance to Drosophila and Nezara viridula were Chengong no-thorn black raspberry, Fengmanhong, Boyne and 2 wild species（R, b/florus and R. niveus）.