Prof. Gilbert Sigua
United States Department of Agriculture Agricultural Research Service, USA
Email: gilbert.sigua@ars.usda.gov
Qualifications
1990 Ph. D., Louisiana State University, Soil Environmental Chemistry/Management
1983 M.Sc., University of Arkansas, Soil Chemistry/ Biochemistry/Management
1978 B.Sc., Central Luzon State University, Soil Science (Chemistry/Fertility)
Publications (Selected)
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Sigua, G. C. and S.W. Coleman. Wetland conversion to beef cattle pasture: effect on soil phosphorus. The Florida Cattleman and Livestock Journal. 71(2): 56-60. (Trade Journal). 2006.
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Sigua, G. C., J.C. Griffin and S.W. Coleman. Stormwater best management practice: conversion of improved pastures to wetland systems. pp. 141-152. In Cannizzaro, P.J. (ed). Proceedings of the thirty second annual conferences on ecosystems restoration and creation. Tampa, FL. p. 168. 2006.
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Sigua, G. C., J. Albano and S.W. Coleman. Impact of Cattle Congregation Sites on Soil Nutrients and Soil Compaction. Florida Scientist 70. (Supplement 1): 12-18. 2007.
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Sigua, G. C. Alternative grasses for home lawns: water and fertilizer needs. Hernando County Groundwater Guardian. Brooksville. p. 12. 2007. (Technical Bulletin)
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Sigua, G. C., S. W. Coleman, and M.J. Williams. Properly managed forage-based cow-calf operations in south central Florida are environmentally friendly. pp. 23-27. In USDA-ARS, STARS Field Day Book. Brooksville, FL. 2007. (Technical Report)
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Sigua, G. C., S. W. Coleman, and M.J. Williams. Cattle congregation sites do not appear to impact soil nutrients build-up. pp. 29-31. In USDA-ARS, STARS Field Day Book. Brooksville, FL. 2007. (Technical Report)
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Sigua, G. C., S. W. Coleman, and M.J. Williams. Water quality of selected lakes associated with beef cattle pastures in Central Florida. pp. 33-35. In USDA-ARS, STARS Field Day Book. Brooksville, FL. 2007. (Technical Report)
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Sigua, G. C. and S. W. Coleman. Using lake dredged material to enhance pasture establishment. pp. 37-41. In USDA-ARS, STARS Field Day Book. Brooksville, FL. 2007. (Technical Report)
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Sigua, G. C., S. W. Coleman and J. P. Albano. Assessing soil organic carbon sequestration in forage-based cow-calf congregation sites and adjoining pastures.
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Palhares, J. C., S. Muller, R. M. Mattei, J. D. Kich, and G. C. Sigua. Microbiological Water Quality Assessment of Watershed Associated with Swine Production in Santa Catarina, Brazil.
http://a-c-s.confex.com/crops/2007am/s11/extra/index.cgi. (username: 34252; password: 336765). 2007. (Electronic Report)
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Prudente, J. A., G. C. Sigua, M. Kongchum and A. D. Prudente Jr. Improving yield and nutrient uptake potentials of Japonica and Indica rice varieties with nitrogen fertilization.
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Sigua, G. C., W.H. Hudnall, and J. Prudente. Gypsum-Water Management Interactions on the Survival, Yield, and Protein Content of Selected Species of Marsh Vegetation. pp. 80-90. In S. Vyapari (ed.) Proceedings of the 33rd Annual Conference on Ecosystem Restoration and Creation. Institute of Florida Studies, Hillsborough Community College, Plant City, Florida. p. 143. 2008. (Peer-reviewed Proceedings).
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Sigua, G. C. and M.L. Paz-Alberto. Phytoremediation potential of lead-contaminated soil using tropical grasses. Florida Scientist 71. (Supplement 1): 1-6. 2008.
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Sigua, G. C., S.W. Coleman, and J.P. Albano. Agricultural efficacy of carbonatic lake-dredged materials in enhancing pasture establishment.
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Sigua, G. C. Sustainable management of nutrients in foraged-based pasture soils: effect on animal congregation sites. p 4. In: 2008 Annual Report, S-1032: Improving the Sustainability of Livestock and Poultry Production in the United States. USDA-CSREES National Facilitation Project Livestock and Poultry. p. 61. 2008. (Technical Report)
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Sigua, G. C. Assessing the efficacy of dredged materials: pasture establishment and forage productivity. p 5. In: 2008 Annual Report, S-1032: Improving the Sustainability of Livestock and Poultry Production in the United States. USDA-CSREES National Facilitation Project Livestock and Poultry. p. 62. 2008. (Technical Report)
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Sigua, G. C. Research summary: sustainable management of nutrients in pasture soils, effect on animal congregation sites. Livestock and Poultry Environmental Learning Center.