A study of mineral elements contents in different organs of C.guizhouensis,and their correlation dynamic features during growth and development was carried out.In order to provide refence to cultivation techque and species protection to Cycas guizhouensis.The results showed that N,P element content and the transfer was intense.4 years old plants of more than 1 year old were accumulated in Fe,Mn,Zn,Ca,Mg,and the male leaf elements were higher than the female leaves,especially the exopleura,and megasporophyll...