关键词
区域农业观光旅游资源开发潜力评价体系理论构建与实践
作者: 杨晓美   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 发展潜力   多层次灰色评价   秦岭北麓   区域农业旅游资源  
描述: opment of agricultural tourism and to obtain economic, social and environmental benefits of the measure of potential, but also for the effective protection and rational exploitation of its resources of great significance.
全文:对评价结果的分析运用,将秦岭北麓15个区县划分为不同的发展区域,并根据发展区域的不同特点对西安市、宝鸡市和渭南市三市的农业旅游区提出发展策略。 本文得出如下主要结论: (1)区域农业旅游资源开发潜力
体验经济背景下基于市场的秦岭北麓观光农业园开发研究
作者: 宋秀云   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 秦岭北麓   客源市场   观光农业园   体验经济  
描述: 观光农业农业和旅游业的结合,它的出现对一直被“三农问题”困扰的我国来讲犹如拨开浓雾见彩虹,既可以完善农业生产功能,又扩展了旅游领域;既提高了人们的生活水平,又维护了良好的生态环境。因此,自其兴起
全文:北麓观光农业的发展提供了思路。 本文通过研究得出如下主要结论: (1)本文认为观光农业园是以开发具有旅游价值的农业资源农业产品为前提,以乡村的独特景观和农业活动为吸引物,以城市居民为主要客源市场,以满足
陕西白水苹果园土壤元素分布与环境研究
作者: 董红梅   来源: 陕西师范大学 年份: 2014 文献类型 : 学位论文 关键词: 人为富集   土壤剖面   自然富集   元素分布   预测模型   白水苹果园  
描述: 土壤是人类赖以生存的重要自然资源,而土壤元素的丰缺情况直接影响着农产品的品质和产量。研究土壤元素的组成,不仅能认识土壤元素的垂直分布特征及成因,而且对揭示人类活动的污染强度和影响深度,对改善土壤质量实现农业可持续发展具有重要意义。黄土高原是中国乃至世界优质苹果生产基地之一,但多年种植造成果园土壤质量
全文:土壤是人类赖以生存的重要自然资源,而土壤元素的丰缺情况直接影响着农产品的品质和产量。研究土壤元素的组成,不仅能认识土壤元素的垂直分布特征及成因,而且对揭示人类活动的污染强度和影响深度,对改善土壤质量
明清时期石羊河流域农业开发与环境变化研究
作者: 栾晓丽   来源: 陕西师范大学 年份: 2010 文献类型 : 学位论文 关键词: 石羊河流域   农业开发   明清时期   环境变化  
描述: In history;the central and local separatist all valued the development of this area. During the Ming and Qing Dynasties,with the renewed fighting in the northwest, coupled with the rapid growth of the national population, In order to consolidating border defense and detenting Mainland population pressure,the land development of this area resumevted,which impacted histoy development of this area very profoundly Academic research in this area is more included in the academic research for the whole Hexi area or the entire northwest region, special articles in this area are also mainly concentrated in the lower reaches of Shiyang River, but these research the upper, middle and lower reaches of the river as a whole rarely,the connection among the three is.very close essentially.So this object has larger space to continue researching. This text includes introduction and body text.the introduction introduces the writing causes ,implication,and retrospects intellectual history, explains research objectives,Methods and important and difficult points of this object at the same time.The body text divides into six chapters.The first chapter analyzes the natural conditions and social infrastructure in this area.The second chapter mainly deals with immigration status which Ming and Qing government organize and encourage the population in the mainland move to this area,which provides manpower resources for agricultural development in this area,and this chapter discusses effectiveness of the immigration.The third chapter discusses construction of water conservancy which agricultural development requires,and summarizes pearls and pitfalls of water conservancy construction in this area during this period.The fourth chapter mainly deals with agricultural development in this area during the Ming and Qing dynasties,This chapter begin by the reasons for agricultural development and policies which the government urge and offer for, discusses region of agricultural development, reclamation success and evolution of tonden in this area during this time.The fifth chapter mainly discusses environmental problems that because of large-scale development in this period,and analyzes performance, hazard and measures that local people inoder to protecting the environment had taken.The sixth chapter summarizes experience and lessons those because of large-scale development in this period during this time,and explains inspiration for today's development. Research of this object is primarily based on literature of the Ming and Qing Dynasties and local records, and notes data that through field visits get, in order to make the discussion Speci.ficly and reasonably.
全文:提供了所必需的劳动力资源,同时论述了移民的成效。第三章探讨了农业开发所必需的水利建设问题,并总结这一时期本区水利建设的经验和教训。第四章重点论述明清时期石羊河流域的农业开发,从农业开发原因及政府对当地
清代甘肃黄土高原的土地利用
作者: 刘维   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 清代   农业技术   土地制度   甘肃黄土高原   土地资源  
描述: ainly chooses three aspects, the quantity and quality of farmland, the land system and agricultural technology, to analysis the fact that the land system, the land utilization patterns and the selection of agricultural technology are constrained by natural environment and land resources, accordingly reveal the main-land relationship which is influenced by natural environment. The thesis is composed of four parts.
全文:本文从历史地理学的角度,探讨自然环境影响下的土地资源与土地利用和土地制度的关系。通过对甘肃黄土高原清代土地数量、质量和类型、土地制度以及农业技术选择的认识,分析说明了土地制度、土地利用方式以及
清代甘肃黄土高原的土地利用
作者: 刘维   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 清代   农业技术   土地制度   甘肃黄土高原   土地资源  
描述: ainly chooses three aspects, the quantity and quality of farmland, the land system and agricultural technology, to analysis the fact that the land system, the land utilization patterns and the selection of agricultural technology are constrained by natural environment and land resources, accordingly reveal the main-land relationship which is influenced by natural environment. The thesis is composed of four parts.
全文:本文从历史地理学的角度,探讨自然环境影响下的土地资源与土地利用和土地制度的关系。通过对甘肃黄土高原清代土地数量、质量和类型、土地制度以及农业技术选择的认识,分析说明了土地制度、土地利用方式以及
清末民初关中地区的农田水利纠纷及其解决途径
作者: 赵淑清   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 清末民初   关中地区   解决途径   农田水利纠纷   特征  
描述: society. The central Shaanxi Province lies in the northwest inner-land, lacking in water resources. Although there have been major farmland irrigation projects and perfect management system in the Qin and Han Dynasty, the times of the Sui and Tang Dynasty, the situation of water depletion could not be changed radically.
全文:农田水利纠纷的特征,鉴于水资源不足依然是今天关中地区农业发展的颈瓶,故本文的研究对完善非常态下的应对机制有深刻的启迪意义。 本文的创新之处有以下几点:1、在文献方法上多使用档案、统计、碑刻资料,通过典型水利
清末民初关中地区的农田水利纠纷及其解决途径
作者: 赵淑清   来源: 陕西师范大学 年份: 2009 文献类型 : 学位论文 关键词: 清末民初   解决途径   关中地区   农田水利纠纷   特征  
描述: society. The central Shaanxi Province lies in the northwest inner-land, lacking in water resources. Although there have been major farmland irrigation projects and perfect management system in the Qin and Han Dynasty, the times of the Sui and Tang Dynasty, the situation of water depletion could not be changed radically.
全文:农田水利纠纷的特征,鉴于水资源不足依然是今天关中地区农业发展的颈瓶,故本文的研究对完善非常态下的应对机制有深刻的启迪意义。 本文的创新之处有以下几点:1、在文献方法上多使用档案、统计、碑刻资料,通过典型水利
隋唐时期青海草原战争与生态环境研究
作者: 来霞霞   来源: 陕西师范大学 年份: 2010 文献类型 : 学位论文 关键词: 生态环境   吐谷浑   吐蕃   青海草原  
描述: t Territories distributed a few mature Minority forces,for example: TuYuhun, Tibet, Party items.
全文:,畜牧条件差,草原的承载力也比较低。战争的迭起,使草原生产力遭到破坏,不同程度地对这里的生态环境产生了消极的影响。这些破坏性的影响日积月累,加上在青海草原农业垦殖的迅速发展,使这一地区草原承载压力加大
隋唐时期青海草原战争与生态环境研究
作者: 来霞霞   来源: 陕西师范大学 年份: 2010 文献类型 : 学位论文 关键词: 生态环境   吐谷浑   吐蕃   青海草原  
描述: t Territories distributed a few mature Minority forces,for example: TuYuhun, Tibet, Party items.
全文:,畜牧条件差,草原的承载力也比较低。战争的迭起,使草原生产力遭到破坏,不同程度地对这里的生态环境产生了消极的影响。这些破坏性的影响日积月累,加上在青海草原农业垦殖的迅速发展,使这一地区草原承载压力加大
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