Priatmadi, B., A. Saidy, and M. Septiana. “SOIL PROPERTIES AND GROWTH PERFORMANCE OF RIZE (Oryza Sativa L.) GROWN IN A FLY-ASH AMENDED SOIL”. TROPICAL WETLAND JOURNAL, Vol. 1, no. 1, Nov. 2015, pp. 19 -24, doi:10.20527/twj.v1i1.13.