牛背梁自然保护区种子植物多样性研究

对牛背梁自然保护区的种子植物多样性进行了研究。据统计，种子植物950种，隶属105科433属，其中，裸子植物4科8属9种，被子植物101科425属941种；木本植物372种，草本植物578种；珍稀濒危保护植物17种，资源植物丰富，分为药用，观赏，食用等10大类型，生态系统多样，按大的类型可划分为森林，灌丛，草甸，裸岩和农田，其中森林面积15055hm^2，占总面积的91.7%。是生态系统的主体。在此基础上，本文还提出了保护植物多样性应采取的对策。

Study on diversity of seed plants from Niubeiliang Nature Reserve

The diversity of seed plant from Niubeiliang Nature Reserve has been studied systematically in this paper.On the statistics there are 950 species (including infraspecific taxon) which are belong to 433 genera and 105 families.Among them,gymnosperm includes 4 families,8 genera and 9 species;angiosperm includes 101 families,425 genera and 941 species,in which,woody plants are 372 species and herbaceous plants are 578 species;the rare and endangered plants are 17 species;Resource plants are rich in medicinal,ornamental and edible plants etc.,which could be divided to be 10 type.Diversities of ecological systems are also plentiful,which could be divided to be forest,shrubbery,grassy marshland,naked rock,farmland.The forest is main part of ecological system,which covers 15055 hm 2,about 91.7% area.On basis of this result,countermeasures for conservation have been suggested.