清代西部地区的农业技术选择与自然生态环境

The Agricultural Techniques and Physical Environments in the West China of the Qing dynasty

清代西部地区的特殊环境条件使粗放类型的农业技术得到广泛采用。在生产实践中一些人对森林植被的重要性开始有所认识，但自然环境条件的恶化仍然未能避免。

The modes and types of technology practiced in different areas of the west China had important effects on the ecogeographical environment. One of the conclusions the author have drawn is that the unsuitable adoption of agricultural techniques characterized with the mode of ″ slashing and burning″ and extensive cultivation resulted in the deterioration of ecological environment, which weakened in turn the sustainable developing ability of the agriculture itself.