00000nam 2200000 4500 INLIS000000000048127 20160519132603.0 979-420-700-4 010-051600000000032 631.4 631.4 Bar a.2 Muhammad faiz barchia Agroekosistem tanah mineral masam Gadjah mada university press xxx,228 hlm .; 21 cm 0001/BPAP-NTB/2016