固沙治沙的主力军──沙生植物田秀英，孙丽清，刘爱国治沙必须治本，采用生物措施与工程措施相结合才能治本。生物措施是利用沙生植物的顽强生命力达到固定流沙、改良土壤、治理沙漠的目的。沙生植物是自然分布在沙漠地带的植物，它们根系发达，根或茎的萌芽能力强；叶片... The main force of sand-fixing desert ─ ─ sandy plants Tianxiu Ying, Sun Liqing, Liu Aiguo sand must be controlled, the use of biological measures and engineering measures can be combined to cure. Biological measures are to make use of the tenacious vitality of sandy plants to achieve a fixed inflow of sand, improve the soil and control the desert. Sand plants are naturally distributed in the desert plants, their root system developed, root or stem sprouting ability; leaves ...