就沙产业的概念、理论依据、技术要点及意义做了全面阐述。沙产业作为沙漠戈壁合理利用的科学 构想，是以沙漠戈壁地区具有充分阳光天賦资源优势为出发点，提倡用现代技术成果提高植物的光合作用效率， 并在市场机制引导下施以有效的管理，最终获得经济、生态双项效益。同时就沙产业当前应用的技本路线通俗 表达的“多采光、少用水、新技术、髙效益”内容做了诠释；介绍了在甘肃张掖地区的实践效果；在世界范围 内解决人类粮食需求的意义也有说明。

This paper describes the concept, scientific basis, key technical points and the significance of sand industry. As a scientific conceit for the utilization of desert Gobi, the essence of sand industry is to take the advantage of the sunlight resource in the Gobi area to raise the photosynthetic productivity with the help of modern technical achievements and effective market-oriented management system, so as to gain benefits both economically and ecologically. The technical principle being employed in the present sand industry as so called “more lighting, less water, new technology, high benefit” is expounded. The application results in Zhanye prefecture of Gansu province is introduced.