semi-arid region
半干旱区
2026-04-14 06:50 浏览次数 33
半干旱区
in the semi-arid region of southern ningxia, grassland exists expensively, and species are abundant.
宁南半干旱区天然草场面积辽阔,植物种类繁多。
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.
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。
seabuckthorn is a main econo-ecological tree species of loess semi-arid region and has important effect on eco-environmental construction.
沙棘是黄土丘陵半干旱区的主要生态-经济型树种,在生态环境建设中有重要作用。
xinanjiang model, topmodel and hec model are applied to kuancheng watershed for flood simulation, flood forecasting of semi-arid region is discussed in this thesis;
本文选用三水源新安江模型、topmodel和hec模型对宽城流域进行洪水模拟,探讨半干旱地区的洪水预报问题;
shanxi province, at the east of the loess plateau, is located in the typical semi-arid region in northern china.
山西省地处黄土高原东部,属我国北方典型的半干旱区。
suitable for in the eastern part of gansu province, northern shaanxi, such as arid, semi-arid region of barren hills and wasteland to promote model.
适于在甘肃东部、陜西北部等干旱、半干旱荒山荒地区域大力推广示范。
the unsolved problem is how to adopt an available countermeasure to improve the agriculture in china' s semi-arid region according.
如何根据我国半干旱地区的实际情况采取发展对策,是一个尚未解决的问题。
the natural precipitation of arid and semi-arid region of china is very few and uneven distributed in time and space with stochastic property.
我国干旱半干旱地区,天然降水量少且时程及地域相差大,并有很大的随机性。
the countermeasures for limited irrigation in semi-arid region and water consumption and yield formation processes are discussed in this paper.
对半干旱地区的有限灌溉对策及作物的耗水过程和产量形成过程进行了讨论。
shenfu-dongsheng mining area is located in an arid and semi-arid region of northwestern china, with dry climate and extremely scarce water resources.
神府东胜矿区地处西北干旱半干旱地区,气候干燥,降水量少,蒸发强烈,水资源极度缺乏。
northeast semi-arid region is one of the main parts of the north dry farming area, most of which no irrigation water resources.
东北半干旱区是我国北方旱农地区的重要组成部分,多数地区没有灌溉水源。
the experiment, demonstration and popularization provide the quick recovery of shrub-grass in semi-arid region of loess plateau with scientific foundation.
该体系的组装配套与试验、示范、推广为黄土高原农牧交错区灌草植被的快速恢复提供了重要的科学依据。
at first, the meaning of the water transfer processes(wtp) over land surface is set forth and its uniqueness in arid and semi-arid region is discussed in this paper.
简要阐述了陆面水分过程的内涵,论述了干旱半干旱区陆面水分过程的独特性,提出了干旱半干旱区生态和土壤特性对陆面水分过程的敏感性。
taking the south of siziwang county as example, the characters of wind-water alternate(erosion) of agro-pasture zigzag zone in semi-arid region were studied.
以内蒙古四子王旗南部为例,研究了半干旱区农牧交错带风水交互侵蚀的特点。
xinjiang is the semi-arid region of the aridity, the ecological environment is very fragile.
新疆是干旱半干旱地区,生态环境十分脆弱。
for much of the 1980s and ’90s, environmental degradation in darfur and other parts of the sahel (the semi-arid region just south of the sahara) was blamed on the inhabitants.
在80和90年代的大部分时间,达尔富尔以及西非荒漠(撒哈拉以南半干旱地区)的其他地区发生的环境退化主要是由于当地居民。
the area of arid and semi-arid region of china accounts for 52.5 percent of the the whole area of territory, it is important bases of agriculture, forestry, animal husbandry of our country.
中国干旱半干旱地区面积约占国土总面积的52.5%,成为农业、林业、畜牧业的重要基地。
the research results can provide reference for reasonable selection of soil conservation measures in the semi-arid region of western heilongjiang province.
研究结果可为黑龙江省西部半干旱区坡耕地水土保持措施的合理选择提供参考。
northeast semi-arid region is one of the main parts of the north dry farming area, most of which have no irrigation water resources.
东北半干旱区是我国北方旱农地区的重要组成部分,多数地区没有灌溉水源。