外来高产农作物对贵州北盘江流域生态环境的影响

Influence of Foreign and High-producing Crops on the Ecological Environment of Beipanjiang River Basin in Guizhou

清朝以来,大量移民进入贵州,为贵州的农业发展做出了巨大的贡献。但是,随着外来农作物的引入,生态环境遭到了破坏,一些地区出现了水土流失现象。本文主要对贵州北盘江流域引种苞谷(玉米)、番薯、甘蔗的情况进行分析,通过分析,提出警示,在当前的发展过程中,一定要因地制宜,探索适合该流域发展的道路。

Since the Qing Dynasty, a large number of immigrants moved to Guizhou, which made a great contribution to the agricultural development in Guizhou. However, with the introduction of foreign crops, there appeared the destruction of ecological environment and the phenomenon of soil and water loss. This article tries to analyze the introduction of corn （maize）, sweet potatoes and sugar cane in Beipanjiang river basin in Guizhou, which can warn that in the process of current development, people should adjust measures based on local condition, and explore the suitable ways.