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所属栏目：地理中国
所属频道：CCTV-10科教
年份：2015
展开全部
简介：中国至少在秦汉时期就开始有梯田。水稻的种植需要大面积的水塘，而中国东南省份却多丘陵而少适于种植水稻的平原地形，为了解决粮食问题，移民至此的农民构筑了梯田，使在丘陵地带大面积种植水稻成为可能。在当时，梯田的发明大大解决了当地的粮食问题。而今天，我们依然能够看到这项伟大的中国创造。收起
《地理中国》奇居之地 天梯龙脊（下） 20151025
《地理中国》 20151024 奇居之地·天梯龙脊（上）
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