Contents Biotropia : the southeast asian journal of tropical biology volume 28 nomor 1, April 2021 1. Reproductive Biology of Freshwater Clam Pokea (Batissa violace VAR. celebensis, Von Marten (1897) (Bivalvia: Corbiculidae) in Pohara River, Kendari, Southeast Sulawesi Province, Indonesia 2. Dynamics of Microbial Community During Tempeh Fermentation 3. Growth and Development of Oil Palm Shoo…