[1]
Arief Fathony et al. 2015. Effect of Dolomite and NPK fertilizer on land Coal Mine Closure Of Plant Growth Rubber (Hevea brasiliensis) in Samarinda.: Pengaruh Pemberian Dolomit dan Pupuk NPK Pelangi pada Lahan Pasca Tambang Batubara Terhadap Pertumbuhan Tanaman Karet (Hevea brasiliensis) di Samarinda. Agrifarm: Jurnal Ilmu Pertanian. 4, 2 (Dec. 2015), 60–68.