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以蛭石+砂(1:1)、营养液Ⅲ和泥炭+陶粒、营养液Ⅲ无土栽培的三年生西洋参根总皂甙的含量高于美国土壤产四年生西洋参根,略低于怀柔土壤产四年生西洋参根,总氨基酸的含量均高于美国和怀柔土壤产四年生西洋参根。
Three-year-old Panax quinquefolium rooted in vermiculite+sand (1:1), nutrient solution III, peat+ceramics, and nutrient solution III soillessly contained higher content of total saponin than American soil, and was slightly lower than that of Huairou soil. The four-year-old American ginseng root has higher total amino acid content than American and Huairou soil-born four-year-old American ginseng root.