Pham Ngoc NHAN and Le Tran Thanh Liem 2021. Plant Diversity And Food Security At Households In Mekong Delta – Viet Nam. ISPEC Journal of Agricultural Sciences. 5, 4 (Dec. 2021), 965–976. DOI:https://doi.org/10.46291/ISPECJASvol5iss4pp965-976.