prairie是什么意思

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In this paper, the author studies 11 species of wild edible fungi on Daqing grassland, they belong to 5 general of 3 families.

本文研究了大庆草原11种常见的野生食用菌,分属于3科5属。

Dynamic study of nutrilite and digestibility of the herbage on Stipa grandis steppe under the different grazing system;

不同放牧制度对大针茅草原营养成分及其消化率的影响

Community features of Scarabaeoidea larvae in Stipa grandis steppe;

大针茅草原蛴螬群落特征研究

Variation of plant population on different grazing gradients, that is, no grazing (CK),light grazing (LG), moderate grazing (MG) and heavy grazing (HG), were studied on Stipa grandis steppe in the Grassland Ecosystem Station of Chinese Academy of Science in Xilmguole League.

　采用对比分析的方法调查了内蒙古锡林郭勒盟中国科学院草原生态系统定位站大针茅草原植物群落在不同放牧梯度下的群落变化,结果表明:随着放牧梯度的增加,群落中的优势种大针茅和羊草等优良牧草的营养枝高度、株丛密度及生物量均明显降低并逐渐被猪毛菜、糙隐子草和冷蒿等耐牧植物所取代,生产力及利用价值下降。

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

The Influence of Grazing Intensity on the Hydrological Effects of Stipa Grandis Steppe;

放牧强度对大针茅草原水文效应的影响

Chromosome Numbers and Karyotypes of Stipa baicalensis,Stipa grandis and Stipa krylovii in Inner-mongolia Steppe

内蒙古中东部草原贝加尔针茅、大针茅和克氏针茅的染色体核型分析

The Succession Stages of Stipa Grandis + Leymus Chinensis Typical Steppe

大针茅+羊草草地退化演替阶段的研究

Research on the tissue and cell change of Stipa grandis in the course of restoring succession of the typical steppe degraded community

典型草原退化群落恢复演替过程中大针茅组织细胞变化的研究

Study on Sheep Grazing System of Stipa Breviflora Desert Steppe;

短花针茅草原绵羊放牧生态系统研究

Grazing Effect on Vegetation and Soil in Stipa Breviflora Steppe and Rough Fescue Grassland;

放牧对短花针茅草原及糙羊茅草原植被和土壤影响的研究

DYNAMICS AND ECOLOGICAL STABILITY OF FORM. STIPA BREVIFLORA DESERT STEPPE

短花针茅荒漠草原动态规律及其生态稳定性

The Influence of Stocking Rates on Plant Community Characteristics of Stipa Breviflora Desert Steppe;

载畜率对短花针茅草原植物群落特征的影响

The Research of Spatial Distribution Patterns in Stipa Breviflora Desert Steppe;

短花针茅荒漠草原植物群落空间分布格局研究

A Study on Sheep Diet of Different Stocking Rates on Stipa Breviflora Desert Steppe

短花针茅荒漠草原不同载畜率绵羊食性研究

Variation of Net Ecosystem Carbon Flux Exchange Over Stipa krylovii steppe in the Growing Season

克氏针茅草原生态系统生长季碳通量变化特征

Floristic Study of Spermatophyte on Stipa breviflora Steppe Distributed in Inner Mongolia

内蒙古短花针茅草原种子植物区系研究

ANALYSIS ON SPATIAL PATTEMS OF DOMINANTS ON STIPA BREVIFLORA STEPPE

短花针茅荒漠草原群落优势种群空间格局分析

Effect of Different Grazing Intensity on the Spring and Autumn Meadow Steppe of the Stipa Capillata+herbage;

不同放牧强度对针茅+杂类草草甸草原春秋场的影响

cylinder ,toothed for esparto-grass openers

针茅草开松机带齿滚筒

Respose of Grassland and Livestock to Baning and Delaying Grazing Systems in Stipa Breviflora Desert-steppe;

短花针茅荒漠草原草地和家畜对禁牧休牧的响应

Vegetation Analysis and Mapping of Stipa Breviflora Desert Steppe in Ordos Plateau, Inner Mongolia

内蒙古鄂尔多斯高原短花针茅草原植被分析与制图