引进了尚淀粉甘著[Dioscorea esculenta (Lour.) Burkill]品种商著19,应用正交试验探讨了不同的底肥水平、种植密度以及追肥用量条......

Objective: To investigate the effect and mechanism of Rauwolfia verticillata (Lour.) Baill. var. hainanensis Tsiang extr......