Produksi dan Kualitas Rumput Brachiaria humidicola (Rend.) Sch, Digitaria decumbens Stent dan Stenotaphrum secundatum (Walter) O.Kunt. di Bawah Naungan Sengon, Karet dan Kelapa Sawit - Kurniawan, W (Faculty of Animal Science, Bogor Agricultural University, 2010)