A new technique to describe canopy characteristics of grass swards with spatial distribution, dry-matter digestibility and dry weight of small-size canopy components

Grass and Forage Science

Volumn 51, Issue 2, 1996, Pages 209-218

  Hirata, M ^a  

^a UNIVERSITY OF MIYAZAKI   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMALIA; PASPALUM; PASPALUM NOTATUM; POACEAE;

CANOPY CHARACTERISTICS; GRASS SWARD; PASTURE; TECHNIQUE;

EID: 0030301044     PISSN: 01425242     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1365-2494.1996.tb02055.x     Document Type: Article

References (24)

1. BALLARD R.A., SIMPSON R.J. and PEARCE G.R. (1990) Losses of the digestible components of annual ryegrass (Lolium rigidum Gaudin) during senescence. Australian Journal of Agricultural Research, 41, 719-731.
2. BETTERIDGE K., SHIOYA S., OCHIAI K. and TOGAMURA Y. (1991) Bite size characteristics of Holstein and Japanese Black steers grazing ryegrass-dominant pasture of different heights in boxes. Bulletin of the National Grassland Research Institute, 45, 73-82.
3. BLACK J.L. and KENNEY P.A. (1984) Factors affecting diet selection by sheep. II. Height and density of pasture. Australian Journal of Agricultural Research, 35, 565-578.
4. CHACON E. and STOBBS T.H. (1976) Influence of progressive defoliation of a grass sward on the eating behaviour of cattle. Australian Journal of Agricultural Research, 27, 709-727.
5. CHACON E.A., STOBBS T.H. and DALE M.B. (1978) Influence of sward characteristics on grazing behaviour and growth of Hereford steers grazing tropical grass pastures. Australian Journal of Agricultural Research, 29, 89-102.
6. GOTO I. and MINSON D.J. (1977) Prediction of the dry matter digestibility of tropical grasses using a pepsin-cellulase assay. Animal Feed Science and Technology, 2, 247-253.
7. HIGASHIYAMA M. and HIRATA M. (1995) Analysis of a Japanese Black Cattle rearing system utilizing a bahiagrass (Paspalum notatum Flügge) pasture. 1. Variations in the factors considered to affect animal production. Grassland Science, 41, 104-113.
8. HIRATA M. (1993a) A preliminary measurement of spatial distribution and digestibility of canopy components in grazed swards. Bulletin of the Faculty of Agriculture, Miyazaki University, 40, 15-20.
9. HIRATA M. (1993b) Distribution of herbage mass in bahiagrass (Paspalum notatum Flügge) pasture as affected by grazing by beef cattle, mowing, paddock area and season. Bulletin of the Faculty of Agriculture, Miyazaki University, 40, 91-98.
10. HIRATA M. (1994) Analysis of a sward/animal interface of a bahiagrass pasture. 2. A predictive model of dry matter digestibility of canopy components. (In Japanese) Journal of Japanese Society of Grassland Science, 40(ext.), 265-266.
11. HIRATA M., SUGIMOTO Y. and UENO M. (1986) Energy and matter flows in bahiagrass pasture. III. Herbage consumption by grazing cattle in relation to canopy structure. Journal of Japanese Society of Grassland Science, 32, 267-277.
12. HODGSON J., CLARK D.A. and MITCHELL R.J. (1994) Foraging behavior in grazing animals and its impact on plant communities. In: Fahey G.C., Jr, Collins M., Mertens D.R. and Moser L.E. (eds) Forage Quality, Evaluation, and Utilization, pp. 796-827. Madison: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America.
13. LACA E.A., UNGAR E.D., SELIGMAN N. and DEMMENT M.W. (1992) Effects of sward height and bulk density on bite dimensions of cattle grazing homogeneous swards. Grass and Forage Science, 47, 91-102.
14. LIU S. and HIRATA M. (1995) Spatial distribution of herbage mass in bahiagrass (Paspalum notatum Flügge) pasture under grazing, resting and mowing. Journal of Japanese Society of Grassland Science, 40, 457-470.
15. MINSON D.J. (1990) Forage in Ruminant Nutrition. San Diego: Academic Press.
16. NORTON B.W. (1982) Differences between species in forage quality. In: Hacker J.B. (ed) Nutritional Limits to Animal Production from Pastures, pp. 89-110. Farnham Royal: Commonwealth Agricultural Bureaux.
17. OOWAKI S. (1978) Grazing capacity of grasslands with tropical grasses, dallisgrass and bahiagrass. Japan Agricultural Research Quarterly, 12, 39-43.
18. RHODES I. (1981) Canopy structure. In: Hodgson J., Baker R.D., Davies A., Laidlaw A.S. and Leaver J.D. (eds) Sward Measurement Handbook, pp. 141-158. Maidenhead: British Grassland Society.
19. STOBBS T.H. (1973) The effect of plant structure on the intake of tropical pastures. II. Differences in sward structure, nutritive value, and bite size of animals grazing Setaria anceps and Chloris gayana at various stages of growth. Australian Journal of Agricultural Research, 24, 821-829.
20. STOBBS T.H. (1975) The effect of plant structure on the intake of tropical pasture. III. Influence of fertilizer nitrogen on the size of bite harvested by Jersey cows grazing Setaria anceps cv. Kazungula swards. Australian Journal of Agricultural Research, 26, 997-1007.
21. TAKIMOTO Y., KUROHIJI I., IWANARI H. and MINO T. (1972) Studies of nutrition and beef production of fattening young steers grazing on pasture - effects of bahiagrass pasturing on nutrient intake, energy expenditure and beef production of fattening young steers. (In Japanese) Annual Report of the Kyushu Agricultural Experiment Station (1970), 59-65.
22. UNGAR E.D., GENIZI A. and DEMMENT M.W. (1991) Bite dimensions and herbage intake by cattle grazing short hand-constructed swards. Agronomy Journal, 83, 973-978.
23. WILSON J.R. (1976) Variation of leaf characteristics with level of insertion on a grass tiller. I. Development rate, chemical composition and dry matter digestibility. Australian Journal of Agricultural Research, 27, 343-354.
24. WILSON J.R. and 't MANNETJE L. (1978) Senescence, digestibility and carbohydrate content of buffel grass and green panic leaves in swards. Australian Journal of Agricultural Research, 29, 503-516.