To do some research on the growth characteristics of Radix Codonopsis and the key problems in practice.The writers had gone into many producing areas and done many experiments on identification,top dressing,controllin...To do some research on the growth characteristics of Radix Codonopsis and the key problems in practice.The writers had gone into many producing areas and done many experiments on identification,top dressing,controlling of plant diseases and insect pests,processing and so on.And then according to lots of reference and practical experiences,the writers established the SOP for growth of Radix Codonopsis.展开更多
文摘To do some research on the growth characteristics of Radix Codonopsis and the key problems in practice.The writers had gone into many producing areas and done many experiments on identification,top dressing,controlling of plant diseases and insect pests,processing and so on.And then according to lots of reference and practical experiences,the writers established the SOP for growth of Radix Codonopsis.
