在黄土高原半干旱地区：白天，潜热通量在净辐射通量的分配中所占的份额最大，其次为感热通量，土壤热通量最小。
In loess plateau, at the daytime, the net radiation contributes mainly to the latent heat flux, the sensible heat flux is minor and the soil heat flux is least.
在黄土高原半干旱地区，对旱地春小麦进行短期地膜覆盖试验。
The field trial of plastic film mulching on dryland spring wheat was conducted in the semiarid region of Loess Plateau.
通过在黄土高原半干旱地区种植柳枝稷，构建生物量与土壤水分的动力学关系模型。
The dynamic relationship between the biomass of switchgrass and the soil water content in arid and semiarid area was investigated in this paper.
黄土高原半干旱的气候条件、稀疏的植被和疏松易蚀的黄土物质，是该地区高含沙水流形成的自然地理因素。
Semi arid climate, poor vegetation cover and highly erodible loess can be regarded as the main natural factors responsible for the formation of hyperconcentrated flows in the Loess Plateau, China.
结果表明：（1）黄土高原半干旱区不同树种林地及荒坡土壤含水量很低，接近于凋萎湿度。
The results were as the following:(1) In semi-arid region of the Loess Plateau, the soil moisture contents of forestland and wasteland were low, near to the wilting humidity.
山西省地处黄土高原东部，属我国北方典型的半干旱区。
Shanxi Province, at the east of the Loess Plateau, is located in the typical semi-arid region in northern China.
水分是黄土高原半干旱区林草植被建设的主要限制因子。
Water is the primary limiting factor for forest and grass vegetation construction in semi-acid soils of the Loess Plateau area.
黄土高原半干旱地区干旱发生的经常性、持续性、广泛性和危害性，决定了解决农田抗旱问题的复杂性和艰巨性。
The regularity, durativity, normality and harm of drought in semiarid region on the Loess Plateau, result in the complexity and hardness to deal with in farmland drought management.
通过在黄土高原半干旱地区施用不同用量氮肥的田间定位试验，对春小麦四年连作条件下氮肥肥效和后效进行研究。
By field located experiment in semi-aired areas of loess plateau for successive 4 years with spring wheat, effects of N fertilizer and residual effect of N fertilizer on spring wheat was studied .
中国黄土高原地域广阔，土层深厚，干旱半干旱气候和黄土的特殊性质导致该地区水土流失非常严重。
The loess is thick and widely distributed on loess Plateau in China. The drought and semi-drought climate and the special properties of loess result in serious Soil and water loss in the area.
我国黄土高原西部地区，包括甘肃、宁夏和青海的海东地区，位于干旱和半干旱的气候类型地带。
The western area of 1oss plateau of China, including the area of GansuProvince, Ninxia Hui Autonomous region and Haidon district of QinghaiProvince, lies in the arid and semi-arid climatic zone.
我国黄土高原西部地区，包括甘肃、宁夏和青海的海东地区，位于干旱和半干旱的气候类型地带。
The western area of 1oss plateau of China, including the area of GansuProvince, Ninxia Hui Autonomous region and Haidon district of QinghaiProvince, lies in the arid and semi-arid climatic zone.
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