Piyaporn Singhadach. 2010. Efficiency of calcium pre-exposure to reducing effect of lead in Nile tilapia (Oreochromis niloticus). Faculty of Science, Mahidol University;
Piyaporn Singhadach. (2010) Efficiency of calcium pre-exposure to reducing effect of lead in Nile tilapia (Oreochromis niloticus) . Mahidol University/Bangkok.
Piyaporn Singhadach. Efficiency of calcium pre-exposure to reducing effect of lead in Nile tilapia (Oreochromis niloticus). . Bangkok:Mahidol University, 2010.
Piyaporn Singhadach. (2010) Efficiency of calcium pre-exposure to reducing effect of lead in Nile tilapia (Oreochromis niloticus) . Mahidol University/Bangkok.