Musimba, Nashon K. R.; Galyean, M. L.; Holechek, J. L.; Pieper, R. D.
(Allen Press and Society for Range Management, 1987-09)
This study evaluated the accuracy of a once daily dose of ytter- bium (Yb)-labeled forage as a marker to estimate fecal output of cattle grazing at the National Range Research Station, Kiboko, Kenya. Ytterbium-labeled ...