利用基质进行蔬菜保护地无土栽培，可以减轻劳动强度．改善劳动条件，节约肥水，避免土壤病虫害传播，减少连作障碍，且能生产出清洁卫生、品质优良的蔬菜，对我地开发沙漠荒地发展蔬菜生产具有重要意义。目前的蔬菜无土栽培大多是采用槽培，建槽成本高，不易搬动与倒茬。我们 Soil-based cultivation of vegetables to protect the substrate can reduce labor intensity. Improving working conditions, saving fertilizer and water, avoiding the spread of soil pests and diseases, reducing cropping obstacles, and producing clean, good quality vegetables are of great significance to the development of desert wasteland in developing vegetable production in China. At present, soilless culture of vegetables is mostly used trough cultivation, construction of high cost, difficult to move and stubble. we