However, women of the Northern Dynasty turned into the main labor force and their social status were greatly improved because excessive wars had weakened the nomadic economy on hungriness land. 北朝多为游牧民族,地处荒漠,战乱繁多,经济衰败,女子成为主要劳动力,地位有所提高。
The Artifical Inoculation Experiment of Red Willow Broomrape in Hungriness Region 荒漠地区红柳大芸人工接种试验研究
Many academicians regard that the cause of formation of sand-dust storm mainly is the vegetation in hungriness is destroyed. 关于沙尘暴的成因,学界大多认为其是近期以来人为破坏荒漠植被的结果。
Double-flag is an old solitary castle situated in west hungriness. 双旗镇是西部荒漠上一个孤零零的古老堡子。
The aim is to provide theory and technic supporting to the project of the conversion cropland to forest and grassland project in the inland river of hungriness region in China. 并用价值的形式来表示不同退耕模式的生态效益和经济效益。旨在为中国内陆荒漠区退耕还林还草生态工程的效益评价提供理论和技术支撑。
Afforestation Trial on Pulpwood Forest of Triploid Populus Tomentosa in Arid Hungriness Area of Gansu Province 甘肃干旱荒漠区纸浆林三倍体毛白杨营建试验
A relationship of non-stress test in embryo-cardiac surveillance and hungriness of gravida 胎心监护无负荷试验与孕妇饥饿因素的关系
The changeability and easy to deterioration of pasture ecosystem determine that grazing leads to a series of problems, even causes some serious problems such as salinization or alkalinization, hungriness and drying in deep soil. 草原生态系统易变性和易退化特点决定了放牧容易引起一系列生态环境问题,甚至引起土壤盐碱化、荒漠化和深部土层干化等严重的生态环境问题发生。
Self-Similarity Relationship between Component of Shoot and Biomass of Three Hungriness Plants 3种沙漠植物地上部分形结构与生物量的自相似性
Analysis of Utilizing Approaches and Rights of the Oily Wastewater Resourced in Hungriness Zones 荒漠地区含油废水资源化的利用途径和权益分析
Study on Degradation of a few Hungriness Plants Cultivated with Rumen Liquid of Sheep 羊瘤胃液对几种荒漠植物体外降解的试验研究
Results hungriness of gravida was related to the false-negative and suspicious types in embryo-cardiac surveillance. 结果饥饿因素与胎心率电子监护(无负荷试验)中的假阴性与可疑型有关。
Influences of human livings on vegetation represents contest for living essentials in living space, especially obvious in the region of arid hungriness for water resources. 人类的生活对植被的影响主要表现在人类与植被在生存空间上对生活要素的争夺,特别是在干旱的荒漠区,对水资源的争夺尤为明显。
The water vapor content, in all, is relatively less over the gobi and hungriness and more over the oasis; 戈壁沙漠上空水汽含量相对较少,绿洲上空水汽含量相对较大;
Objective To understand the relationship between gravida hungriness and the situations of false-negative and suspicious types of fetal non-stress test in embryo-cardiac surveillance. 目的探讨胎心率电子监护中的假阴性或可疑型与孕妇饥饿因素的关系。
Present condition and prospect of the grassland agriculture in hungriness the extrarid desert of Gansu Province 甘肃省极干荒漠区草地农业现状及前景分析
A Primary Study on Construction Techniques of Nitraria Seeds 'Garden in Arid Hungriness Area 干旱荒漠地区白刺采穗圃的建造技术初报
Especially in arid hungriness oasis region, there is a great deal of sand in soil, where appeared severe seepage and poor water preserving capability. 尤其是在干旱荒漠绿洲区,大部分土壤含沙量高,灌水后渗漏严重,保水性差。
The trial screened suitable cultivars planted in Arid Hungriness Oasis Regions through experiment of introduced breeds and comprehensive evaluation of ecological adaptability. 在河西走廊干旱荒漠绿洲地区通过引种试验和生态适应性综合评价,确定了干旱荒漠绿洲地区适宜种植的草坪草种。
The region belongs to the extremely arid hungriness continental climate in warm variable zone with low rainfall, high evaporation, big temperature difference, strong winds and other characteristics of typical arid continental climate. 本区属于暖温带大陆性极端干旱荒漠气候,具有降水量小、蒸发量高、温差大、风力强等典型大陆性干旱气候特征。
The frequent happen and persistence of drought not only brought tremendous losing to the country economy especially agriculture production, but also made many entironment problems, such as water resources scarcity, hungriness pricking up, sand dust devil frequently happen. 干旱的频繁发生和长期持续不但会给国民经济特别是农业生产等带来巨大的损失,还将造成水资源短缺、荒漠化加剧、沙尘暴频发等生态环境问题。