Quality of Plankton and Physic-chemical Factors to Support Fisheries and Community Care in Babon River, Semarang, Central Java, IndonesiaJafron Wasiq Hidayat, Maryono Maryono and Rini BudhihastutiE3S Web Conf., 317 (2021) 01090DOI: https://doi.org/10.1051/e3sconf/202131701090