Ethnobotanical study of the Zingberaceae family in sibolangit subdistrict, north sumatra
Handayani, Dina, Lazuardi, Lazuardi, Nasution, Aswarina, Ritonga, Yusran Efendi, Prakasa, Hary
Phytoremediation of mercury waste (Hg2+) using plant vetiver (Vetiveria zizanioides) with concentration variation
Lazuardi, Lazuardi, Danur, Riny Febriani, Hasairin, Ashar, Prasetya, Eko