Now showing items 1-1 of 1
Studi Pengaruh Penambahan Zeolit Terhadap Konsentrasi Fosfat Tersedia di dalam Tanah
(Universitas Sumatera Utara, 2016)
A study on the effect of adding zeolite to the availability of phosphate in the soil have been done. Natural zeolite was activated at a temperature of 250 ° C for 4 hours with a size of 100 mesh was mixed with fertilizer ...