Meerabai Guddeti & Subbalakshmi Ch. 2024. Nectar Physiology of Plants - A Basis to Study on Co-evolutionary Relationship with their Butterfly Pollinators. Contemporary Research and Perspectives in Biological Science Vol. 2. (Oct. 2024), 116–126. DOI:https://doi.org/10.9734/bpi/crpbs/v2/2013.