甘肃农业大学农耕特色库

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明清时期西北地区农业灾害研究: 作者： 彭莉 来源： 西北农林科技大学 年份： 2009 文献类型： 学位论文 关键词： 明清时期西北地区自然灾害农业农村农民; 描述： cultivation development process to be especialty difficult, frequent occurrence of multiple disasters, the development of the Northwest Territories are important constraints, the reduction of agricultural land, agriculture, the substantial loss of population, agriculture, infrastructure damage, agricultural ecological environment and the poor. Based on this, the north-west areas of the process of agricultural drought introduced varieties, select a variety of agricultural disaster mitigation technology. In this paper, the Northwest Territories to explore the Ming and Qing Dynasties of natural disasters on agricultural production hazards, damage the rural economy and livelihood of the affected farmers. By the six parts.; 全文：、选择多种农业减灾抗灾技术。本文主要探讨明清时期西北地区自然灾害对农业生产的危害、农村经济的破坏和农民生活的影响。由六部分组成。第一章,绪言。阐述选题的目的和意义。结合国内外有关明清时期西北地区灾害

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