TY - GEN AU - Huang,P TI - [The effects of fertilization on yield and root diameter of Codonopsis pilosula var. modesla] SN - 1001-4454 PY - 2003///1013 KW - Codonopsis KW - anatomy & histology KW - Ecosystem KW - Fertilizers KW - Nitrogen KW - Oxides KW - Phosphorus Compounds KW - Plant Roots KW - Plants, Medicinal KW - Potassium Compounds N1 - Publication Type: English Abstract; Journal Article ER -