JARKANI; AKHMAD SOPIAN; MAHDALENA. Effect of Fertilizer and Fertilizer Manure Nickerson Star Swallow on Growth Seeds Rubber (Havea brasiliensis Muell Arg) Origin Grafting: Pengaruh Pemberian Pupuk Nickerson Star dan Pupuk Kotoran Burung Walet Terhadap Pertumbuhan Bibit Tanaman Karet (Havea brasiliensis Muell Arg) Asal Okulasi. Agrifarm: Jurnal Ilmu Pertanian, [S. l.], v. 4, n. 2, p. 44–48, 2015. Disponível em: https://journal.uwgm.ac.id/agrifarm/article/view/1328. Acesso em: 3 jul. 2024.