Seasonal assessment of the best harvesting months of Bangladeshi Piper betle L. (Piperaceae) leaves: Insights into polyphenols and antioxidant activity using multivariate techniques Naim Islam, Jahangir Alam, Manobendra Nath Mohanta, Mst. Khadiza Khatun, Hillol Roy, Fairuz Islam, Sunjida Akhter, Mst. Fakid Sharmin Sristy, M. Mosharef Hossain Bhuiyan, Kyong Su Kim, M. Atikul Islam*, 10.57647/tpr.2025.0904.22 XML Requires Subscription PDF downloads: 127