Yield of aerobic rice in rainfed lowlands of the Philippines as affected by nitrogen management and row spacing - Lampayan, R.M.; Bouman, B.A.M.; de Dios, J.L.; Espiritu, A.J.; Soriano, J.B.; Lactaoen, A.T.; Faronilo, J.E.; Thant, K.M. (Elsevier, 2010)