沙木蓼为蓼科针枝蓼属的正种,是我区从半干旱草原到干旱半荒漠地带的流沙及半固定沙地上的一种优良固沙灌木树种。它的适应范围极广,抗性强,耐风蚀沙埋,无论在干旱、半干旱地区以及在夏季高温与冬季严寒的条件下它都能正常生长,而且生长很快。在我国西北地区,人们用沙木蓼与梭梭、沙柳等混交,营造防风固沙林。沙木蓼为落叶灌木,根系发达,株高一般1—2米,枝条开 Polygonum wood Polygonum polygonum needle species is the positive species, is my area from the semi-arid steppe to arid and semi-desert sand and semi-fixed sandy sand an excellent shrubs species. Its wide range of adaptation, resistance, erosion-resistant sand buried in both arid and semi-arid areas and under the conditions of high temperatures in summer and winter, it can grow normally and grow rapidly. In northwestern China, people use sand Polygonum and Haloxylon, Salix and other mixed to create a windbreak sand. Polygonum Polygonum deciduous shrubs, developed root system, generally 1-2 meters in height, branches open