Penggunaan Tepung Cacing Tanah (Lumbricus rubellus) sebagai Aditif Pakan terhadap Penampilan Produksi Ayam Pedaging, Profil Darah dan Kecernaan Protein (The Effect of Earthworm (Lumbricus rubellus) Meal as Feed Additive on Broiler Production Performance - Julendra, Hardi (Faculty of Animal Science, Universitas Gadjah Mada, 2012)