甘肃农业大学农耕特色库

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唐代前期河西州县城城防研究: 作者： 张向红 来源： 西北师范大学 年份： 2010 文献类型： 学位论文 关键词： 河西州县城唐代前期城防; 描述： ch as the important town of the Silk Road, multi-ethnic coexistence and the border district administrative center. In order to ensure normal exchange between the East and the West, frequent contact among ethnicities, and effective administration in He-xi area, it was extremely essential to establish city defense. Therefore, the Tang government built the city defense system that was mainly military defense and based on social balance. Mainly included the screen protective system of Army, Shouzhuo, City, Town, Shu, etc., which had some focal point and very wide and located out of the cities; Three layers external protective system that was composed of a deep ditch to round every city, sheep and horses cities, city wall; Multiple structure system such Luo city(outer city), Zi city(inner city), fang(residential area), Shi(markets), and so on; Garrison inside cities and out of locality system; Feng, Yi and other information systems; General's office person of ability system; Warehouse reserve and social balance system. Because of the important geographical position strategic and the special social security problem, the He-xi Prefecture and county city defense had formed Trinity characteristic with the national defense and the security defense. The city defense soldiers had a hand in Tuntian to bring about He-xi area’s agricultural advance; A large number of people of city defense formed the consumer market, had promoted the prosperity of the commerce; The city defense ensured traffic and military assistance, made He-xi Prefecture and county cities become the rear base to administer Central Asia. However, the city defense had its limitation, such as impotent military might at times (it offered an opportunity of Tibetan expanded in north-west area), because of the condition between the country and the locality. It, to a certain extent, had influenced on the valid function of city defense.; 全文：政府构建了以军防为主、社会平衡为基础的城防体系,主要包括城外军、守捉、城、镇、戍等广阔而有重点的屏卫体系;隍堑、羊马城、城墙三重外卫体系;罗城(外城)、子城(内城)、坊(居民区)、市(市场)等多重

甘肃省非物质文化遗产立法保护研究: 作者： 罗艺 来源： 西北师范大学 年份： 2009 文献类型： 学位论文 关键词： 甘肃省立法保护非物质文化遗产; 描述： nd mingle, thus breeding diversified and unique northwestern highland cultures, showing national characteristics and original beauty, meanwhile forming a large number of tangible and intangible cultural heritages.; 全文：,非物质文化遗产并没有得到法律的有效保护。因而,如何立法并建立相应的法律保护体系就成为甘肃省亟待解决的问题。本文除导论外,共分三部分。第一部分简要的介绍了甘肃省非物质文化遗产的构成,分析保护现状,并

甘肃中东部旱作农业区气候变化特征及其对农业生产的影响: 作者： 刘艳艳 来源： 西北师范大学 年份： 2010 文献类型： 学位论文 关键词： 农业生产气候变化生育期甘肃中东部旱作农业区; 描述： ogical characteristics of the crops and people’s production and business activities, largely dominated by light, heat, water, gas and other climatic factors.; 全文：农业生产与气候变化关系密切,农作物生长发育的好坏和产量的高低,除了决定于农作物本身的生物学特性和人们的经营措施外,很大程度上受到光、热、水、气等气候要素的支配。我国西北旱作农业区完全依赖自然降水,是

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