RESPONS KECERNAAN NUTRIEN DAN PERTUMBUHAN TIKUS (Rattus norvegicus) TERHADAP SIFAT FISIK SUMBER SERAT RANSUM [The Effect of Physical Characteristic of Dietary Fibres on Nutrient Digesibility and Body Weight Gain in Rattus norvegicus] - Toharmat, Toto (Faculty of Animal Agriculture, Diponegoro University, 2006)