一、前言罗布蔴是夾竹桃科(Apocynaceae)草夾竹桃屬(Apocynum)的多年生草本植物。具有耐旱、耐碱、抗寒及抗风等优良特性。在西北分佈于甘肃的河西走廊,青海的柴达木盆地,新疆的塔里木盆地等处而以后者生长最盛,天然蔴区多一望无际。1954年我們在尉犁县調查期間,发現当地个別农户有用野麻的纤維拧绳編魚網,和 I. Introduction Apocynum is a perennial herb of Apocynaceae, Apocynum. With drought, alkali, cold and wind and other fine features. In the northwest distribution in Gansu Hexi Corridor, Qinghai Qaidam Basin, Xinjiang Tarim Basin and other places where the latter the most vigorous growth, the natural area of ​​Ma more hopeless. In 1954, during the investigation in Yuli County, we found that some individual farmers in the local area had used fiber ropes made of wild hemp to make nets and