黄姜,学名盾叶薯蓣,与山药同科,是提炼皂素的主要原料。地上茎叶为草质藤本,地下长多年生块茎,形状似姜,且肉色桔黄,故称黄姜。黄姜具有喜光、怕阴、耐旱、耐寒、怕渍的特性。 我市在横铺乡办的66.7公顷黄姜示范点,667平方米黄姜收入达2100元。其主要栽培技术如下。 1.土地选择 一般选择海拔600米以下,坡度30度以内的向阳坡地或梯级平地;要求土壤疏 Turmeric, Dioscorea zingiberensis, the same branch with yam, saponin extract is the main raw material. On the ground stems and leaves for the herbaceous vine, underground long perennial tubers, shaped like ginger, and flesh-colored orange, so called turmeric. Turmeric has hi light, fear of overcast, drought, cold, afraid of stains. 66.7 hectares of turmeric made in the city of Hengpu, 667 square meters of turmeric income of 2,100 yuan. The main cultivation techniques are as follows. 1. The general choice of land choice below 600 meters above sea level, slope within 30 degrees of the sunny slope or cascade; require soil sparse