河南省珍稀树种资源保护及开发利用对策

为了掌握河南省珍稀树种资源及分布情况,作者通过查阅资料和实地调查研究,初步查明河南省自然分布的国家级珍稀树种共23种,其中,国家Ⅰ级有3种,国家Ⅱ级有20种;引种栽培国家级珍稀树种13种,其中,Ⅰ级6种,Ⅱ级7种;河南省级重点保护珍稀树种共65种。对其资源特点和致濒原因进行了分析,提出了相应的保护及开发利用对策:(1)加大宣传教育力度,减少人为因素对珍稀树种的威胁。(2)结合自然保护区建设,加强珍稀树种的就地保护。(3)注重植物园及引种驯化基地建设,搞好珍稀植物的迁地保护。(4)重视珍稀树种的科学研究工作。

Protection and Exploitation Strategies on Precious Species Resources in Henan Province

In order to know well the rare species resources in Henan Province and its distribution, the authors conducted information search and field research, found out there are 23 kinds of national rare species which are naturally distributed in Henan Province, including 3 kinds of grade Ⅰ , 20 kinds of grade Ⅱ ; And there are 13 kinds of national rare species which are introduced and cultivated to Henan Province, including 6 kinds of grade Ⅰ , 7 kinds of grade Ⅱ ; And there are 65 kinds of provincial-level protection rare species. The paper pointed out the resources characteristic and the reasons of near extinction, indicated the corresponding protection and exploiture strategies: (1) Strengthen propaganda, decreased the man-made threatened. (2) Protected the rare plant species on the spot, combined with the nature protection region construction at the same time. (3)Constructed the arboretum and introduction and arboficuhure base, made the changing spot protection of precious species. (4) Enhanced the scientific research of precious species.