论文部分内容阅读
以‘山楂海棠’ב三叶海棠’杂交后代枝条为试材,采用离体接种鉴定与田间调查鉴定相结合方法对其进行苹果腐烂病抗性鉴定。结果表明:20份材料中评价出高抗资源1份,抗病资源2份,中抗资源1份。
The offspring of ’Hawthorn’ × ’Trilobata’ were used as materials to identify the resistance to apple rot in apple trees by in vitro inoculation and field investigation. The results showed that 1 material with high resistance, 2 with disease resistance and 1 with medium resistance were evaluated in 20 materials.