看了这个调查报告,感到很高兴。陕北地区治理水土流失,改善生态环境的措施和经验是好的。 我国是一个有几千年历史的文明古国。包括甘肃、陕西在内的黄河流域,是我们中华民族的主要发祥地。陕西曾经是周、秦、汉、唐等十三个王朝的建都之地,在古代历史上相当长的时间内,陕西、甘肃等西北地区,曾经是植被良好的繁荣富庶之地,所谓“山林川谷美,天材之利多”就是古来描绘陕西一带的自然风物的。司马光的《资治通鉴》中描述盛唐时期陕、甘的发展情景是“闾阎相望,桑麻翳野,天下称富庶者无如陇 I was very happy to read this survey report. The measures and experience of improving soil and water conservation in northern Shaanxi are good. Our country is an ancient civilization with thousands of years of history. The Yellow River basin, including Gansu and Shaanxi, is the main birthplace of our Chinese nation. Shaanxi was once the capital of the thirteen dynasties such as Zhou, Qin, Han and Tang. In the ancient history, for a long time, Shaanxi, Gansu and other northwestern regions used to be good places for flourishing and prosperous vegetation. The so-called “ Mountains, forests and valleys of the United States, the days of more than the ”ancient portrayal of natural beauty in the vicinity of Shaanxi. Sima Guang’s “Mirror for Governance” describes the development of Shaanxi and Gansu during the Tang Dynasty as "Lu Yanyan and Sang Ma Xun Ye,