Infection and colonization of aseptically micropropagated sugarcane seedlings by nitrogen-fixing endophytic bacterium, Herbaspirillum sp. B501gfp1 - Joyce Njoloma; Kazunori Tanaka; Tasuku Shimizu; Tomohiro Nishiguchi; Muhammad Zakria; Ryo Akashi; Moriya Oota; Shoichiro Akao (Biology and Fertility of Soils, 2006)