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干热河谷荒山造林是人们认识自然,改善环境,利用资源的一次变革,它经历了失败、探索、起步阶段.回顾这段实践过程,不断总结经验教训,以利今后干热区造林和开发工作的进行.一、干热河谷荒山造林历史回顾60年代中期,人们对干热河谷荒山造林的特殊性和困难认识不足,片面强调营造用材林,照搬中山带云南松直播更新的成功经验,于1965年～1977年相继开展了7次河谷大规模
Afforestation in the hot and dry valley is a transformation of people’s understanding of nature, improvement of the environment and utilization of resources, and it has undergone a series of failures, explorations and initial stages. Reviewing this practice, we constantly sum up experiences and lessons to facilitate future afforestation and development work in hot and dry areas In the mid-1960s, people did not know enough about the particularity and difficulty of afforestation in barren hills in dry and hot valley, and unilaterally emphasized the successful experience of creating timber forests and copying the live broadcast of Yunnan pine in Zhongshan Reverberation. In 1965, ~ 1977 have been carried out seven times the valley of large-scale