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Volumn 59, Issue 1, 2007, Pages 30-43

Grazing behavior of cows measured by handheld GPS and bite counter collar: A case of Fazenda Baía Bonita in South Pantanal, Brazil

Author keywords

Bite counter collar; Grazing behavior; Grazing capacity; Handheld GPS; Natural grassland; Pantanal

Indexed keywords

CATTLE; GPS; GRASS; GRASSLAND; GRAZING;

EID: 34249100589     PISSN: 00187216     EISSN: None     Source Type: Journal    
DOI: 10.4200/jjhg.59.1_30     Document Type: Article
Times cited : (3)

References (29)
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    • The grazing capacity of ranch is estimated generally by; [dry matter yields of grass (kg/ha/year)]×[edible rate of grass by cow, )]×[area of grazing land (ha), herbage intake by a cow kg/year
    • The grazing capacity of ranch is estimated generally by; [dry matter yields of grass (kg/ha/year)]×[edible rate of grass by cow (%)]×[area of grazing land (ha)]/[herbage intake by a cow (kg/year)].
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    • EMBRAPA conducted continuous measurement of the grass production in each biotope in the experimental farm field in Nhecolândia, and they released the results as bellows; (1) Santos, S. A, Abreu, U. G. P. de, Crispim, S. M. A, Padovani, C. R, Soriano, B. M. A, Cardoso, E. L, e Niraes, A. S, Simulações de estimativa da capacidade de suporte das áreas de campo limpo da sub-região da Nhecolândia, Pantanal, Embrapa Pantanal, 2003, p. 23, Portuguese
    • EMBRAPA conducted continuous measurement of the grass production in each biotope in the experimental farm field in Nhecolândia, and they released the results as bellows; (1) Santos, S. A., Abreu, U. G. P. de, Crispim, S. M. A., Padovani, C. R., Soriano, B. M. A., Cardoso, E. L., e Niraes, A. S., Simulações de estimativa da capacidade de suporte das áreas de campo limpo da sub-região da Nhecolândia, Pantanal, Embrapa Pantanal, 2003, p. 23, (Portuguese),
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    • The use of the GPS collar for small and medium-sized mammals can be found in the following studies: for deer, (1) Suzuki, K., Tsunekawa, A., Takatsuki, S. and Higashi, H., Preliminary evaluation of GPS-collars for further wildlife research -A case study on Sika deer on Kinkazan Island-. Theory and Applications of GIS, 8, 2000, pp. 69-75, (JE),
    • The use of the GPS collar for small and medium-sized mammals can be found in the following studies: for deer, (1) Suzuki, K., Tsunekawa, A., Takatsuki, S. and Higashi, H., Preliminary evaluation of GPS-collars for further wildlife research -A case study on Sika deer on Kinkazan Island-. Theory and Applications of GIS, 8, 2000, pp. 69-75, (JE),
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    • Sprague, D. S., Kabaya, H. and Hagiwara, K., Field testing a global positioning system (GPS) collar on a Japanese monkey: reliability of automatic GPS positioning in a Japanese forest. Primates, 45, 2004, pp. 151-154. In Kenya, the NGO Save the Elephants conducts a protection activity by attaching the GPS collar to the African Elephant, and the activity can be referred on the Internet. URL: http://www.savetheelephants.org/ (23 December 2005).
    • (5) Sprague, D. S., Kabaya, H. and Hagiwara, K., Field testing a global positioning system (GPS) collar on a Japanese monkey: reliability of automatic GPS positioning in a Japanese forest. Primates, 45, 2004, pp. 151-154. In Kenya, the NGO "Save the Elephants" conducts a protection activity by attaching the GPS collar to the African Elephant, and the activity can be referred on the Internet. URL: http://www.savetheelephants.org/ (23 December 2005).
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    • In general, biotope means uniform region of a habitat associated with a particular ecological community In this article it means a part of landscape that is distinguishable from surrounding areas and classified self-motivatedly by local residents according to flood condition, topography, and plant formation. It appears reproducibly under similar land conditions.
    • In general, biotope means "uniform region of a habitat associated with a particular ecological community" In this article it means a part of landscape that is distinguishable from surrounding areas and classified self-motivatedly by local residents according to flood condition, topography, and plant formation. It appears reproducibly under similar land conditions.
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    • Biotope map of the southern Pantanal in Brazil: The case of Fazenda Baía Bonita
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    • Beside five handheld GPS receivers, we carried a commercially-available Swedish GPS collar. Nevertheless, we could not use it due to problems in its operation in the field
    • Beside five handheld GPS receivers, we carried a commercially-available Swedish GPS collar. Nevertheless, we could not use it due to problems in its operation in the field.
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    • footnote 6-1
    • Yasue, op. cit., footnote 6-(1).
    • Yasue1
  • 19
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    • A handheld GPS receiver with a battery-life of 36-hours was placed on the market in June 2005, and so we changed the battery only once a day in the dry-season research conducted in August 2005.
    • A handheld GPS receiver with a battery-life of 36-hours was placed on the market in June 2005, and so we changed the battery only once a day in the dry-season research conducted in August 2005.
  • 20
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    • The precision of the measurement unit is open to the public by the URL of the Grazing Management Laboratory at the National Agricultural Research Center for the Hokkaido Region:, 27 March 2006
    • The precision of the measurement unit is open to the public by the URL of the Grazing Management Laboratory at the National Agricultural Research Center for the Hokkaido Region: http://cryo.naro.affrc.go.jp/ chikusou/hoboku/jaw.jpg (27 March 2006)
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    • footnote 6-2
    • Yasue, op. cit., footnote 6-(2).
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    • The result of the amount of herbage intake can be considered appropriate according to the observation data obtained at the National Agricultural Research Center for the Hokkaido Region and the result of the trial use of the GPS receivers for the cows at the Agricultural and Forestry Research Center at the University of Tsukuba. Umemura, op. cit., footnote 8.
    • The result of the amount of herbage intake can be considered appropriate according to the observation data obtained at the National Agricultural Research Center for the Hokkaido Region and the result of the trial use of the GPS receivers for the cows at the Agricultural and Forestry Research Center at the University of Tsukuba. Umemura, op. cit., footnote 8.
  • 24
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    • Due to the problems of troubles such as dropping the handheld GPS, research periods varied from cattle to cattle, i. e., from 16 to 21 in March for Cow A, from 18 to 21 for Cow B and from 16th to 18th for Cow C.
    • Due to the problems of troubles such as dropping the handheld GPS, research periods varied from cattle to cattle, i. e., from 16 to 21 in March for Cow A, from 18 to 21 for Cow B and from 16th to 18th for Cow C.
  • 27
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    • Sustainable development and environmental preservation in the Pantanal, Brazil (13) : Research on browsing behavior of grazing cattle by potable GPS together with bite-counter collar
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    • Maruyama, H. and Nihei, T., Sustainable development and environmental preservation in the Pantanal, Brazil (13) : Research on browsing behavior of grazing cattle by potable GPS together with bite-counter collar. Proceedings of the General Meeting of the Association of Japanese Geographers, 68, 2005, pp. 69. (J)
    • (2005) Proceedings of the General Meeting of the Association of Japanese Geographers , vol.68 , pp. 69
    • Maruyama, H.1    Nihei, T.2
  • 29
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    • Also, a study on the botanical composition in the Pantanal was conducted by means of quadrat method (20m × 20m). Yoshida, K., Maruyama, H., Nihei, T., and Miyaoka, K. Vegetation patterns and processes in the Pantanal of Necolândia, Brazil. The Organizing Committee of the Symposium on Wetland Restoration 2006 ed., Report for International Symposium on Wetland Restoration 2006 -Restoration and Wise Use of Wetland, 2006, 264-266.
    • Also, a study on the botanical composition in the Pantanal was conducted by means of quadrat method (20m × 20m). Yoshida, K., Maruyama, H., Nihei, T., and Miyaoka, K. Vegetation patterns and processes in the Pantanal of Necolândia, Brazil. The Organizing Committee of the Symposium on Wetland Restoration 2006 ed., Report for International Symposium on Wetland Restoration 2006 -Restoration and Wise Use of Wetland, 2006, 264-266.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.