Study on Stem Cutting Propagation of Gynostemma Pentaphyllum (Thunb.) Makino in Hoa Binh Province. VJAS [Internet]. 2021 Aug. 10 [cited 2024 Sep. 20];4(2):1034-42. Available from: http://testvjas.vnua.edu.vn/index.php/vjas/article/view/215