diversities相关论文
Diversity and distribution of soil micro-fungi along an elevation gradient on the north slope of Cha
Elevational changes in patterns of diversity are important to understanding of the influence of global changes, yet few ......
翅果油树为国家二级珍稀濒危保护植物,集中分布于临汾的乡宁(西坡)、翼城(甘泉)和运城的平陆(狮沟、望远),本文通过对翅果油树群落区系成......
通过对煤层层位、厚度的对比,及对煤层厚度变化的分析,判断其原因,为采区投产后沿原煤层开采提供了较可靠的地质资料.......
由湖北省稻瘟病的常发区崇阳县和远安县分离得到301个稻瘟病菌的单孢菌株,从其中挑出52个进行致病类型测定。结果表明:52个稻瘟病菌......
高职院校学生的英语水平普遍差异很大,这给英语教学带来了很多难题.本文针对高职院校英语教学的现状,结合教学实践,对如何实施分层......
2003年6月—2006年9月,对长白山自然保护区北坡的蛾类做了较全面的调查,共采集蛾类24科,445种,其中夜蛾和尺蛾是保护区内的优势类群,各......
对大兴安岭北部4个具有代表性森林群落土壤动物进行调查,共捕获大型土壤动物52类,3965只;中小型土壤动物50类,6297只,隶属于4门7纲23目5......
经过多年的探索实践,西宁市城市园林绿化由单一的公园绿地、行道树绿地发展到目前的单位庭院、居住区、广场、河道、南北两山风景......
Diversity and distribution of soil micro-fungi along an elevation gradient on the north slope of Cha
Elevational changes in patterns of diversity are important to understanding of the influence of global changes, yet few ......
Globalization increases mobilities and multiplies identities in Asia.Singapore,a city state with diverse Asian communiti......
Based on the findings from a background questionnaire administered to Chinese and U.S.university students,this paper des......