秦巴山区苹果属海棠资源调查分析

Investigation and Analysis of Crabapple Germplasm Resources of Malus in Qinba Mountains Area

采用查阅标本和文献资料、野外调查相结合的方法,对秦巴山区苹果属海棠资源进行了统计分析。结果表明:秦巴山区苹果属海棠资源丰富,共有13个种,加上果实直径大于5cm的苹果,占中国苹果属植物种类的比例为63.63%;秦巴山区野生海棠资源具有较高的观赏价值;秦巴山区野生海棠资源可用作培育新品种的材料及观赏海棠和食用苹果的砧木。最后提出了开发利用苹果属海棠资源的建议。

By herbarium specimen and literature review method,as well as filed survey,crabapple resources of Malus in Qinba mountains area were investigated and analyzed.The results showed that there were abundant crabapple resources in this area,13 kinds in all,the species of wild crabapple in Qinba mountains area are equal to 63.63% of the nationwide Malus species which include those apples that the diameter was greater than 5 cm;these wild crabapple resources possess higher ornamental value;they also could be used as material in cultivating new varieties and rootstocks of ornamental crabapple and edible apple.Finally,suggestions about exploitation and utilization of the resources were put forward.