胡杨是一种生命力极强的树。胡杨又称灰杨，属落叶乔木，是第三纪残余的古老树种，这是一种因沙漠化后而特化的植物，大多是野生、被人们誉为“沙漠勇士”。它的叶和枝的多变是为了防止水分的蒸发，它的根系很广，经常可以看到在圹垠的沙地上裸露的的长达数十米的根网。它的根 Populus is a very viable tree. Populus euphratica, also known as aspen, is a deciduous tree, is a remnant of ancient Tertiary species, which is a result of desertification and specialization of plants, mostly wild, was hailed as “Desert Warrior.” Its leaves and branches are constantly changing in order to prevent the evaporation of water. Its roots are very wide, and often dozens of meters of bare root net in the boundless sand can be seen. It’s root