desert steppe soil

基本解釋

The influence of shrubs on soil fertility in the vegetation recovering processes in arid desert steppe of Alxa was studied. Soil chemical properties in different sites of shrub Z.
對阿拉善退化荒漠草地恢複過程中霸王灌叢對土壤肥力的影響進(jìn)行了研究。
The comparative studies on the influence of rotational grazing and continuous grazing on the physical and chemical characters of soil was conducted in desert steppe of Stipa breviflora.
在短花針茅荒漠草原對比研究了劃區(qū)輪牧和自由放牧兩種放牧制度對草地土壤理化性狀的影響。