Mineral Composition of Some Tropical Grasses and Their Relationships to the Organic Constituents and Estimates of Digestibility

References

• Ademosun, A. A. and Baumgardt, B. R. (1967). Studies on the assessment of the nutritive value of some Nigerian forages by analytical methods. Nigerian Agric. J. 4 (1), 1–7.
   Google Scholar
• Ammerman, C. B.; Loarza, J. M.; Blue, W. G. and Gamble, J. F. (1972). Mineral composition of tissues from beef cattle under grazing conditions in Panama. Sumario IX Congresso, International de Nutrition Mexico.
   Google Scholar
• Association of Official Analytical Chemists, Official Methods of Analysis, 11th ed., Washington, D.C., 1970.
   Google Scholar
• Barrow, N. J. (1967). Some aspects of the effects of grazing on the nutrition of pastures. J. Aust. Inst. Agric. Sci. 33 (4), 254–262.
   Google Scholar
• Black, W. H.; Fash, L. H.; Tores, J. M. and Kleberg, R. J., Jr. (1949). Comparisons of methods of supplying phosphorus to range cattle. U.S. Dept. of Agric. Tech. Bull. 981.
   Google Scholar
• Bonnet, J. A.; Riera, A. R.; Rivera-Brenes, L. and Orlandi, R. (1946). Tracing the mineral from the soil to the plant to the animal blood. II. Effect of unlimed and limed grass on the chemical composition of goats' blood. J. Agric. Univ. P.R. 30 (3), 159–183.
   Google Scholar
• Bredon, R. M. (1964). Mineral requirements of cattle in East Africa with special reference to Uganda. Agric. Vet. Chem. and Agric. Eng. J. 5 (3), 78–81.
   Google Scholar
• Butterworth, M. H. (1966). The utilization of phosphorus in some Venezuelan forages. Turrialba, Revista Interamericana de Ciencias Agricolas 16 (3), 253–256.
   Google Scholar
• Chamberlain, G. T. (1959). Trace elements in some East African soils and plants. I. Cobalt, beryllium, nickel, lead and zinc. E. Afr. agric. J. 25 (2), 121–123.
   Google Scholar
• Chamberlain, G. T. and Searle, A. J. (1963). Trace elements in some East African soils and plants. II. Manganese. E. Afr. agric. J. 29, 114–119.
   Google Scholar
• Davies, J. G.; Scott, A. E. and Kennedy, J. F. (1938). The yield and composition of Mitchell grass pasture for a period of twelve months. J. Council for Scientific and Industrial Research (Australia) 11, 127–139.
   Google Scholar
• French, M. H. and Chicco, C. F. (1961). Observaciones sobre deficiencias del calcio y fosforo en los animales de los Andes y sus inmediaciones. Agron. Trop. (Venezuela) 18 (3), 157–173.
   Google Scholar
• French, M. H. (1955). Earth-eating and the mineral needs of livestock. E. Afr. Agric. J. 20, 168–177.
   Google Scholar
• Goering, H. K. and Van Soest, P. J. (1970). Forage fibre analyses (apparatus, reagents, procedures and some applications), U.S.D.A. Agr. Handbook, 379.
   Google Scholar
• Gupta, S.: Moulick, S. K. and Bhattacharya, S. (1964). Effect of high level of copper supplementation in the ration of growing pigs. Empire J. Exper. Agr. 32 (128), 331–334.
   Web of Science ®Google Scholar
• Harrocks, D. (1964). Sodium and potassium balances and growth on high and low sodium diets. II. The feeding of protein rich concentrates in addition to sodium. J. Agric. Sci. 63, 373–375.
   Web of Science ®Google Scholar
• Hedger, R. S.; Howard, D. A. and Burdin, M. L. (1964). The occurrence in goats and sheep in Kenya of a disease closely similar to sway-back. Vet. Ree. 76, 493–495.
   Google Scholar
• Hodgson, J. F.; Leach, R. M. and Allaway, H. W. (1962). Micro-nutrients in soils and plants in relation to animal nutrition. J. Agr. Food Chem. 10 (3), 171–174.
   Web of Science ®Google Scholar
• Howard, D. A.; Burdin, M. L. and Lampkin, G. H. (1962). Variation in the mineral and crude protein content of pastures in Muguga in Kenya Highlands. J. Agric. Sci. 59, 251–256.
   Web of Science ®Google Scholar
• Howard, D. A. (1963). Notes on animal diseases. XXIII. Mineral deficiency diseases. E. Afr. agric. For. J. 28, 191–194.
   Google Scholar
• Ingalls, J. R. (1964). Nutritive value of several forage species as measured by in vitro and in vivo methods, Ph.D. Thesis, Michigan State University, East Lansing, Mich.
   Google Scholar
• Kayongo-Male, H.; Thomas, J. W. and Ullrey, D. E. (1974). Mineral composition of tropical grasses. Proc. 2nd Int. Symp. Trace Element Metab. Anim., p. 455–457. (W. G. Hoekstra, J. W. Suttie, H. E. Gunther and W. Mertz, ed.). University Park Press, Baltimore.
   Google Scholar
• Lansbury, J. J. (1962). Livestock production with particular reference to nutritional problems of West Africa. Proc. Nutrition Soc. 21, 106–113.
   PubMed Web of Science ®Google Scholar
• Legg, S. P. and Sears, L. (1960). Zinc sulphate treatment of parakeratosis in cattle. Nature 186, 1061–1062.
   PubMed Web of Science ®Google Scholar
• Louw, G. N.; Steenkamp, C. N. P. and Steenkamp, E. L. (1968). Chemiese samestelling van die vernaam plantspesies in die dorre, skyn-dorre, skyn-sukkulente en sentrale bo karroo. Techn. Commun. Dept. Agr. Techn. Serv. Rep. S. Afr. 77, 1–14.
   Google Scholar
• Louw, G. N.; Steenkamp, C. N. P. and Steen kamp, E. L. (1968). Chemiese samestelling van die vermaamste plantspesies in die Noorveld. Techn. Commun. Dept. Agr. Techn. Serv. Rep. S. Afr. 79, 1–16.
   Google Scholar
• Naik, A. H. (1965). Mineral status of grasses and soils of part of Mbulu District of Tanzania in relation to animal health. E. Afr. agric. For. J. 31, 175–182.
   Google Scholar
• Naik, A. H. (1967). Chemical composition of Tanzania feedstuffs E. Afr. agric. For. J. 33, 201–205.
   Google Scholar
• N.R.C. (1971). Nutrient Requirements of Domestic Animals No. 3. Nutrient Requirements of Dairy Cattle. 4th ed. National Research Council, Washington, D.C.
   Google Scholar
• Said, A. N. (1971). In vivo digestibility and nutritive value of Kikuyu grass Pennisetum clandestinum with a tentative assessment of its yield of nutrients. E. Afr. agric. For. J. 34, 306–311.
   Google Scholar
• Tilley, J. M. A. and Terry, R. A. (1963). A two-stage technique for in vitro digestion of forage crops. J. Brit. Grassland. Soc. 18, 104–111.
   Google Scholar
• Todd, J. R. (1956a). I—Seasonal variation in the chemical composition of three grasses. J. Agric. Sci. 47, 29–34.
   Google Scholar
• Williamson, G. and Payne, W. J. A. (1965). An introduction to animal husbandry in the tropics. 2nd ed. Longmans, London.
   Google Scholar
• Underwood, E. J. (1966). The mineral nutrition of livestock. F.A.O. and C.A.B. The Central Press (Aberdeen) Ltd.
   Google Scholar
• Vincente-Chandler, J. R.; Garo-Costas, R.; Pear son, R. W.; Abruna, F.; Figarella, J. and Silva, S. (1964). The intensive management of tropical forages in Puerto Rico. Univ. P.R. Agric. Exp. Sta. Bull. 187.
   Google Scholar
• Voisin, A. (1963). Grass Tetany. Charles C. Thomas, Springfield, Ill., U.S.A.
   Google Scholar
• Zuninga, M. P.; Sykes, D. J.; Foster, J. R. and Gomide, J. A. (1967). Determinacao do contendo de mineral de treze gramineas torrageiras para corte. Revista ceres 13 (17), 344–360.
   Google Scholar