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1.沙苑子 豆科多年生草本,以种子入药。适应性强,喜温暖和阳光、耐干旱、怕涝,对土壤要求不严。忌连作,前茬以高粱、玉米等禾本科作物为好。主产陕、晋等地,以华北、西北、东北地区栽培为好。用种子繁殖,667平方米用种1.5～2.0千克。春末播种的,第一年单产(667平方米产量,下同)种子20千克左右,第二年单产种子100～150千克,4年后产量低,应去根种其他作物。每千克价15～16元。
1. Sand Court son legume perennial herbs to seeds medicine. Adaptable, hi warm and sunny, drought-resistant, waterlogging, lax requirements of the soil. Avoid continuous cropping, crop before the sorghum, corn and other grass crops as well. The main production of Shaanxi, Shanxi and other places, to North China, Northwest, northeast cultivation as well. Breeding with seeds, 667 square meters with 1.5 to 2.0 kg. Spring seeding, the first year yield (667 square meters yield, the same below) about 20 kilograms of seeds, the second year of 100 to 150 kilograms per unit yield, four years after the low yield, should go to the root of other crops. Price per kilogram 15 to 16 yuan.