黄芪为豆科多年生草本植物，喜凉爽气候，耐旱抗寒，怕热伯涝，以根入药。叶为羽状复叶，花冠蝶形、淡黄色。黑龙江省香兰农场4月末播种后，5月中旬可出苗，8月初陆续开花，9月中下旬采集种子，10月中旬可采集根部。据测算，当年公顷可采收根干品6720kg，采集种子82．5kg。如果 Astragalus Leguminosae perennial herbaceous plants, hi cool climate, drought and cold, afraid of heat Bo waterlogging to root medicine. Leaves pinnate, corolla butterfly, yellowish. After sowing at the end of April, Heilongjiang Pandan Farm can emerge in mid-May and flowering in early August, and seeds in mid-to-late September. The root can be collected in mid-October. It is estimated that when the hectare of dried roots can be harvested 6720kg, collecting seeds 82.5kg. in case