[1]
K. THAMIZH SELVI and K. SIVAKUMAR, “DISTRIBUTION OF HETEROCYSTOUS CYANOBACTERIA IN RICE FIELDS OF CUDDALORE DISTRICT, TAMILNADU: Life Science-Botany”, Int J Life Sci Pharm Res, vol. 2, no. 4, pp. L30-L39, Dec. 2012.