甘肃省蔷薇科野生果树种质资源调查

摘要

为给合理开发与有效利用及驯化栽培甘肃省蔷薇科野生果树资源,以帮助山区人民脱贫致富,振兴山区经济而提供参考依据,通过野外调查、查阅大量标本和文献资料,对甘肃省蔷薇科野生果树资源种类、地理分布和开发利用现状进行了较为系统的研究.结果表明:甘肃省蔷薇科野生果树资源共有13属、150种和29个变种(变型)；其中悬钩子属、蔷薇属和李属的种质资源最为丰富,分别为32种、10个变种(变型),27种、7个变种(变型),28种、5个变种(变型)；其次为枸子属和苹果属,分别为21种、1个变种,14种、3个变种；这些种质资源集中分布于甘肃陇南高山河谷区和陇东南丘陵沟壑区,其蕴藏量约有15万t.%In order to rational exploitation, effective utilization, domestication and cultivation wild fruit trees resources of Rosaceae in Gansu, to help people living in mountains to become rich and the economy in mountain flourish. The classification, geographical distribution, exploitation and utilization of wild fruit germplasm resources of Rosaceae in Gansu were studied by the means of reviewing herbarium specimens, literatures and field investigation. The results show that there are 13 Genus, 150 species and 29 varieties of wild fruit resources of Rosaceae in Gansu. There are 32 species and 10 varieties of Rubus, 27 species and 7 varieties of Rosa, 28 species and 5 varieties of Prunus, 21 species and 1 variety of Cotoneaste, 14 species and 3 varieties of Malus. These resources are intensively located in rive valley of alp in Longnan and hills and gully in the southeast of Gansu, and the quantity amount was about 150 0001.