一、苦参又名野槐、苦骨等。苦参栽后２～３年收获，在每年冬季茎叶枯黄后至第２年春季萌发前挖取全根，再按根条的生长状况，将其分割成单根，然后芦头或细根晒干或炕干即成商品。二、怀牛膝又名对节草、山苋菜等。夏栽的在当年冬季至第２年萌发前均可采收，过早或过迟均会造 First, Sophora japonica also known as wild locust, bitter bone and so on. Kushen planted 2 to 3 years after harvest, in the annual winter stems and leaves to yellow after the first two years of spring germination before digging roots, and then the root of the growth of the state, it is divided into single root, and then the first or fine root Dry or dried kang into goods. Second, Achyranthes bidentata, also known as section grass, amaranth and other mountains. Summer planting in the year before winter to 2 years before harvest can be harvested, too early or too late will be made