©2013 National Research Council of Thailand
Ratchadaporn Potiyun. 2004. Utilization of lignite fly ash as a substitute for lime materials and ammonia & nitrite reduction in shrimp pond water. Field of Study Appropriate Technology for Resources and Environment Development, Mahidol University;
Ratchadaporn Potiyun. (2004) Utilization of lignite fly ash as a substitute for lime materials and ammonia & nitrite reduction in shrimp pond water . Mahidol University/Bangkok.
Ratchadaporn Potiyun. Utilization of lignite fly ash as a substitute for lime materials and ammonia & nitrite reduction in shrimp pond water. . Bangkok:Mahidol University, 2004.
Ratchadaporn Potiyun. (2004) Utilization of lignite fly ash as a substitute for lime materials and ammonia & nitrite reduction in shrimp pond water . Mahidol University/Bangkok.