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- THE FEATURE AND RULE OF FORMATION OF ABOVEGROUND BIOMASS OF STIPA GRANDIS STEPPE 大针茅草原地上生物量形成的规律与特点
- Stipa grandis steppe 大针茅草原
- The steppe dominanted by Stipa grandis is one of the zonal type in mid- dle part of Nei Monggol(Inner-Mongolia). 大针茅(Stipa grandis)草原是内蒙古中部地带性草原类型之一。
- Effect of livestock exclusion on abundance of grasshoppers on Aneurolepidium chinense and Stipa grandis steppes 围栏禁牧对羊草草原和大针茅草原蝗虫丰富度的影响
- Title： The variation characters of N2O and CH4 fluxes in Stipa grandis grassland in Inner Mongolia. 关键词：大针茅草原;温室气体;通量;日变化;季节变化
- Leymus chinensis and Stipa grandis are dominant species with a wide distribution in the Inner Mongolian steppes. 羊草和大针茅是内蒙古典型草原地带性分布的优势种。
- Among 5 diseases, smut occurred commonly on the pasture of Stipa grandis in northern of Xilinhot in 1998, the other 4 diseases occurred very little in the same area. 这5种病害均属国内新发现的大针茅病害，其中穗黑粉病1998年在锡林浩特以北某些大针茅草场上发生较为普遍，其他仅有少量或微量发生。
- Stipa grandis P. Smirn. 大针茅
- The effection of all-weather photosynthesis of Stipa grandis,Leymus chinenesis and Cleistogenes squarrosa between two grazing systems was not significant ,which indicated as the shape of two-humped. 放牧制度对大针茅、羊草和糙隐子草的光合日进程影响不大,都表现为双峰型。
- INFLUENCE OF GRAZING RATE ON POPULATION STRUCTURE OF STIPA GRANDIS 不同放牧率对大针茅种群结构的影响
- continuous grazing increased the coverage and density of Stipa grandis; 自由放牧提高大针茅盖度、密度;
- How do people make a living in the steppe? 生活在没有树木的大草原上的人们怎样谋生呢？
- Detecition of Genetic Diversity in Stipa grandis on Grazing Pressure by Using RAPD Markers 放牧压力下大针茅群体遗传多样性的RAPD分析
- RAPD diversity of Stipa grandis populations and its association with some ecological factors 大针茅种群RAPD多样性及其与若干生态因子的相关关系
- rotational grazing increase the important value of Leymus chinenesis and decrease the important value of Stipa grandis; 自由放牧提高大针茅的重要值,降低羊草的重要值。
- continuous grazing increase the important value of Stipa grandis and decrease that of Leymus chinenesis. 划区轮牧提高了草地群落地上现存量,划区轮牧区地下根系向上移动的趋势小于自由放牧区。
- Other outsurges of steppe peoples went into Europe. 其他大草原的民族纷纷涌入了欧洲。
- Changes of carbohydrate contents in below ground organs of Leymus chinensis and Stipa grandis in the inner Mongolian steppes 内蒙古典型草原羊草和大针茅地下器官中碳水化合物含量的季节性变化
- Sheep that overwintered on the steppe. 度过整天而活下来的绵羊
- This is a good forage grass in steppe regions. 这在干草原地区是一块好饲料草地。
