PARMAR, Dr.A.J. 2019. “2. STUDY OF CHLOROPHYLL VARIATION “A” AND ‘B’ FROM SELECTED AQUATIC PLANTS by Dr. A.J. PARMAR”. LIFE SCIENCES LEAFLETS 118 (December):15 TO 18. http://petsd.org/ojs/index.php/lifesciencesleaflets/article/view/1456.