岩黄芪属植物生物量积累迅速,生长2年的岩黄芪属植物单株干重平均为41.17 g,产量干重为2 158.52 kg/hm2,锦鸡儿属植物单株干重为7.09 g,产量干重351.87 kg/hm2;

• The aboveground biomass accumulation rate of 2-year Hedysarum species was greater than that of Caragana species,the average dry weight of individual plant and dry yield of the former were 41.17g and 2 158.52 kg/hm2 respectively,the later were 7.09 g per plant and 351.87 kg/hm2 respectively.