PENGARUH LEVEL PUPUK ORGANIK CAIR TERHADAP PRODUKSI BAHAN KERING DAN IMBANGAN DAUN-BATANG RUMPUT GAJAH DEFOLIASI KEEMPAT (THE LEVEL EFFECT OF LIQUID ORGANIC FERTILIZER : THEIR EFFECTS ON DRY MATTER PRODUCTION AND LEAF TO STEM RATIO OF ELEPHANT GRASS AT 4 - Priangga, Riky; Fakultas Peternakan Universitas Jenderal Soedirman (Jurnal Ilmiah Peternakan, 2013)