欢庆新中国成立40周年略述水土保持各项研究工作的进展与成效

The advancement and results in study of soil and water conservation whcn celebrating the fortieth anniversary of the establishment of new China

欢庆新中国成立40周年之际,中国科学院、水利部西北水土保持研究所仅就建所30多年来,在土壤侵蚀规律及其预测预报的研究中,在土壤和土地资源的评价与合理利用的研究中,在植被恢复的理论与技术的研究中,在旱作农业增产体系及依据的研究中,在水土流失综合治理以及在其它方面的研究中,取得的较大进展和显著成效,分六个部分概述与回顾。

On the occassion of celebrating the fortieth anniversary of foun- ding new China the NISWC has obtained greater advancement and signi- ficant results in many subjects during only thirty years,such as soil ,cro- sion rule and its prediction and forecasting,the evaluation and reasonable utilization of soil and land resources,the theory and technics to recover vegetation,the system and base to increase yield in dry land farming,the comprehensive harness of soil and water loss,etc..The paper epitomizes the recent state of each research work in six sections.