新疆北塔山禾本科植物资源及其评价

通过野外考察、标本的采集和鉴定,对新疆北塔山禾本科野生植物资源进行调查研究。结果表明,该地区禾本科植物有28属,46种,4亚种,2变种,分别占新疆禾本科植物属、种总数的39.44%、14.60%;早熟禾属Poa(6种1亚种)为该地区禾本科植物第一大属;单种属共19属19种,为该地区禾本科植物属的主要组成部分;属的分化强烈,种的丰富度较低。区系特点是以北温带成分为主的温带性质。优良牧草共47种(含亚种和变种),占总种数(含亚种和变种共52种)的90.38%,是该地区野生动物和放牧牲畜的重要食物来源。适合用作草坪草的植物资源有6属6种。

Resources and Evaluation of Gramineous Plants in Beita Mountain of Xinjiang

Through field investigation, collection and identification of specimens of the wild Gramineous plant resources in Beita Mountain of Xinjiang, the results showed that there are 28 genera, 46 species, 4 subspecies and 2 varieties, accounting for 39.44% of genera and 14.06% of species in Xinjiang gramineous, and Poa（6 species and 1 varieties） is the largest genus; single species genus（ 19 genus, 19 species） is a major component, obvious genera polarization, low species richness. From the analysis of genera, dominant of the north temperate composition; 90.38% of them are high quality forages and the most important food of domestic and wild animals. Plant resources suitable for turf establishment have 6 genus, 6 species.