蒙古岩黄芪(Hedysarum mogolicum Turcz.)又名羊柴,为豆科半灌木。分布于我国北部沙漠地带,常生长在固定和半固定沙丘上,多与黑沙蒿伴生而组成群落。蒙古岩黄芪是一种优良牧草,孕蕾期粗蛋白质占绝对干物质的28.92％,粗脂肪占3.23％,粗纤维占40.26％,无氮浸出物占20.71％,灰分占6.88％,钙2.4％,磷O.58％,胡罗卜素的含量为29.8毫克/公斤(中国科学院综合考察委员会分析室分析)。其营养价值与草木栖、苜 Hedysarum mogolicum Turcz., Also known as sheepwood, is a legume semi-shrub. Distributed in the northern desert region of China, often growing in fixed and semi-fixed sand dunes, mostly associated with black Artemisia and composition of the community. Mongolian rock Astragalus is an excellent forage, crude protein accounted for 28.92% of absolute dry matter during pregnancy, crude fat accounted for 3.23%, crude fiber accounted for 40.26%, nitrogen-free extract accounted for 20.71%, 6.88% ash, calcium 2.4% , O.58% phosphorus, carotene content of 29.8 mg / kg (CAS study room analysis). Its nutritional value and vegetation habitat, alfalfa