[苏联《林业》杂志1977年11期报道]苏联有沙漠和沙土地约2.4亿公顷,相当一部分已划为宜林基地.现在广泛采用以下两种固沙方法.1、化学固沙,这是近几年来国外普遍采用的方法.苏联主要用“涅罗金”(一种页岩的副产物)和重油固定沙面.此法易于机械化,手工劳动只占8—10%,而敷设机械沙障,手工劳动要占90%.1976年苏联中亚地区煤气管道沿线,用“涅罗金”固定了流沙850公顷 [Soviet Union, 1977, No. 11] The Soviet Union has about 240 million hectares of desert and sandy land, a considerable portion of which have been designated as Yilin bases. The following two methods of fixing sand are now widely used: 1. Chemical fixation of sand, which in recent years The most commonly used method abroad, the Soviet Union mainly uses “Nero” (a by-product of shale) and heavy oil to stabilize the sand surface. This method is easy to mechanize, with only 8-10% of manual labor, Labor accounted for 90% of 1976 Soviet Union Central Asia gas pipeline along the “Neoluo gold” fixed quicksand 850 hectares