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甘青藏族牧区婚姻家庭文化变迁研究
作者: 金晶   来源: 中央民族大学 年份: 2010 文献类型 : 学位论文 关键词: 藏族   变迁   婚姻家庭   牧区   生育  
描述: Marriage and family research sociological study. As an important is a traditional social organization, popular topic the family is one
全文:果洛藏族自治州同属甘青游牧文化圈,介绍了调查地的基本概况,并且详细交代了本文的研究方法和样本状况。第三章详细论述了甘青藏族牧区传统婚姻家庭文化内容,包括恋爱、组建家庭过程,传统生育观念行为。第四章是对当前甘青
厚皮甜瓜耗水规律与调亏灌溉效应研究
作者: 高慧娟   来源: 甘肃农业大学 年份: 2010 文献类型 : 学位论文 关键词: 光合特性   产量   调亏灌溉   耗水规律   水分利用效率   甜瓜  
描述: conducted full irrigation (CK), mild regulated deficit irrigation and moderate regulated deficit irrigation with melon varieties of Ymdi and Yujinxiang in three growth stages including sowing to flowering time, flowering to fruit expanding stage and fruit expanding to picking time.
全文:,且各水分亏缺处理之间差异显著。 (2)不同水分处理对银帝和玉金香全生育期耗水规律影响不大,仅在耗水量上产生差异。充分灌溉处理下,银帝全生育期耗水量为301.02mm,比玉金香高出32.99mm。甜瓜在
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:引起的。(6)2000年后与1980s相比,观测区春小麦乳熟推迟,其他各生育均提前,播种、出苗期、拔节、抽穗、成熟分别提前1~2d、2~3d、2~7d、2~4d和6~7d,春小麦全生育期
石羊河流域作物气候生产潜力及灌溉对策的研究
作者: 孙世坤   来源: 西北农林科技大学 年份: 2010 文献类型 : 学位论文 关键词: GIS   气候生产潜力   灌溉需水量   对策   CROPWAT  
描述: be given when fully and rational use of local climatic resources such as solar radiation, heat and water, while other conditions (such as soil fertility, carbon dioxide concentration, cultivation level etc.)
全文:提高。 (5)针对石羊河流域光合、光温和气候生产潜力的分析,认为可以从以下几方面提高流域气候资源利用率,进而提高现实产量。1)加强农田水利建设,保障作物生育灌溉用水;2)选用和培育适宜的作物品种;3)提高作物降水生产潜力;4)充分利用土地自然资源,提高复种指数;5)发展设施农业。
明清黄河流域元宵灯俗的历史地理学考察
作者: 苗峰   来源: 暨南大学 年份: 2010 文献类型 : 学位论文 关键词: 历史地理学   九曲黄河灯会   黄河流域  
描述: The Jiuqu Yellow River Lantern Festival is one during the Lantern Festival in Yellow River Basin.
全文:九曲黄河灯会是盛行于我国黄河流域元宵节期间的一种民俗活动。从活动仪式来看,它弥漫着一种庄严、古朴的节日气息;从活动内涵来看,它包含有地理、军事、生育等方面的文化遗存;从地域分布来看,它明显受到
明清时期中外农业科技文化交流研究
作者: 刘玉静   来源: 西北农林科技大学 年份: 2010 文献类型 : 学位论文 关键词: 科技文化   农业   交流   明清时期  
描述: ry of agricultural development in China has a special significance. China introduced some of the new species, new technology and new knowledge from the West to transform traditional agriculture and improve production efficiency.
全文:明清时期在中国农业发展史上具有特殊之地位与影响。一方面,这一时我国传统农业科学技术发展到了完全成熟的阶段,农学著作要超过之前所有农学著作的总和,农学思想也日臻完善。另一方面,这一时也是中国传统
明清时期中外农业科技文化交流研究
作者: 刘玉静   来源: 西北农林科技大学 年份: 2010 文献类型 : 学位论文 关键词: 科技文化   农业   交流   明清时期  
描述: ry of agricultural development in China has a special significance. China introduced some of the new species, new technology and new knowledge from the West to transform traditional agriculture and improve production efficiency.
全文:明清时期在中国农业发展史上具有特殊之地位与影响。一方面,这一时我国传统农业科学技术发展到了完全成熟的阶段,农学著作要超过之前所有农学著作的总和,农学思想也日臻完善。另一方面,这一时也是中国传统
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:位于河西走廊东部的石羊河流域是河西三大内陆河流域之一,其军事地理位置重要,历代中央王朝和割据于此的地方势力都十分重视对本区的开发。明清时期,随着西北战事再起,加上这一时全国人口数量的急剧增长,为了
新疆和硕特祭火习俗田野调查及相关问题的解读
作者: 乌都巴力其其克   来源: 新疆师范大学 年份: 2010 文献类型 : 学位论文 关键词: 祭火   解读   和硕特   仪式  
描述: an’s historical origins of the scarifical custom’s,the third part is the fieldwork of XinJiang Heshuote Mongolian’s fire scarifical customs.the fourth parts is the cultrual studies of XiinJiang Heshuote Mongolian’s scarifical customs.the fifth pars is the conclusion of thesis,and the last part is the referenses of this thesis.
全文:在人类的演化史上,火的使用堪称是一个具有划物种意义的进步。同时也是人类原始生育论,宗教论,伦理观及社会思想,文化成果的积淀。居住于北方草原的蒙古人的发展来说火具有实际意义:火可以驱赶野兽,保卫自己
新疆棉花“订单农业+期货”模型的构建与实证研究
作者: 徐春华   来源: 石河子大学 年份: 2010 文献类型 : 学位论文 关键词: 最小方差套期保值   传统套期保值   价格发现   棉花期货   订单农业  
描述: nd its ability to resist the risk of price fluctuation is fluctuating in relatively weak, so they often become the most direct victims for the rapidly cotton price, reducing the cotton farmers'enthusiasm to grow cotton .The cotton
全文:的“小农户”、流通企业、加工企业等各自分散的状态,订单农业这种组织模式正好可以将它们连接起来,构成共同利益体。期货市场的价格发现功能和套保值功能能够为签订订单农业提供价格参考和转移订单价格风险,降低不
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