| 1. | 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。 |
| 2. | Dynamics of the aboveground biomass yield of the caragana stenophylla - stipa spp . community on desert grassland in mu us sandland
小针茅群落地上生物量对气候因子的动态响应 |
| 3. | The fructan and starch contents of l . chinensis were 3 . 2 and 3 . 6 times respectively those of s . grandis
羊草地下器官碳水化合物的含量显著高于大针茅，其果聚糖和淀粉含量分别是大针茅的3 . 2和3 . 6倍。 |
| 4. | Stipa krylovii is a major component of typical steppe vegetation . it is a perennial , thicket , xerophytic bunch grass , with a high drought resistance
克氏针茅为多年生密丛型旱生草本植物，是亚洲中部典型草原的主要建群种。 |
| 5. | With the constantly strengthen of simulated photosynthetic radiation , there had no significantly increasing of the water use efficiency , even a little bit decreasing
有效光辐射的减小不会降低贝加尔针茅的光合积累，在一定程度上提高了水分利用效率。 |
| 6. | The results showed that the carbohydrate components in below ground organs of both l . chinensis and s . grandis included fructan , sucrose , glucose , fructose , mannitol and starch
结果表明，羊草和大针茅地下器官的贮藏性碳水化合物的组分主要包括果聚糖、蔗糖、葡萄糖、果糖、甘露醇和淀粉。 |
| 7. | As simulated photosynthetic radiation strengthened from 0 to 800 mol - m - 2s - 1 , the water use efficiency of vegetative and reproductive shoots had a trend of suddenly increasing
本研究认为， co 。浓度升高能够促进c3光合途径植物贝加尔针茅的初级生产，显著提高水分利用效率，增强其生存竞争能力。 |
| 8. | The highest biomass of aneurolepidium dasystachys appeared in august , while that of stipa bungeana appeared in may . the sequence of the highest biomass per area was : aneurolepidium dasystachys } achnatherum splendens } stipa bung
7 、对照牧草厚穗冰草于8月份生物量达到高峰，本氏针茅则于5月份达到高峰期。 |
| 9. | Among a total of 134 bands perceived via 16 primers from 7 populations of s . grandis in different regions , 120 bands or 89 . 55 % are polymorphic , showing the high genetic variation of individuals
在大针茅7个群体中，利用16个有效引物共获得134条谱带，其中多态性谱带120条，占89 . 55 % ，说明个体间发生较高的遗传变异。 |
