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Registro Completo |
Biblioteca(s): |
Embrapa Meio Ambiente. |
Data corrente: |
03/03/2021 |
Data da última atualização: |
25/08/2021 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PORTINHO, J. L.; GOMES, A. C. C.; KOGA-VICENTE, A.; MILANI, F. C. C.; PENTEAN, R. P.; MANZATTO, C. V.; ARAUJO, L. S. de; VICENTE, L. E. |
Afiliação: |
JORGE LAÇO PORTINHO; ANA CAROLINA CAMPOS GOMES; ANDREA KOGA-VICENTE; FERNANDA CRISTINA CARVALHO MILANI; RODRIGO BUENO PENTEAN; CELSO VAINER MANZATTO, CNPMA; LUCIANA SPINELLI DE ARAUJO, CNPMA; LUIZ EDUARDO VICENTE, CNPMA. |
Título: |
The pathways influence of agricultural expansion on water quality of fish farming in Ilha Solteira reservoir, São Paulo, Brazil. |
Ano de publicação: |
2021 |
Fonte/Imprenta: |
Aquaculture, v. 536, article 736405, 2021. |
ISSN: |
0044-8486 |
DOI: |
https://doi.org/10.1016/j.aquaculture.2021.736405 |
Idioma: |
Inglês |
Conteúdo: |
Abstract: It is widely accepted that fish farms (FF) have important contribution to input of nutrients into water, however fundamental knowledge regarding the influence of land use and land cover (LULC) on the water quality of fish farms is still lacking. The aim of this study was to assess the linkages between the LULC types and the water quality parameters in FFs. Three specific objectives were set: (1) to characterize the current water quality standards in four FFs (FF1, FF2, FF3, FF4) installed in the Ilha Solteira reservoir; (2) to delineate and analyze the LULC changes in sub-basins of tributaries where FFs are installed; (3) to elucidate the interactions between LULC and water quality in FFs. Results indicated signs of eutrophication in FF2 in both the dry and wet seasons. The mainly LULC was decrease of pasture and increase of sugarcane crops were observed in the four FFs' sub-basins between 2005 and 2018. Sugarcane land uses showed a significant positive correlation with SO4, Mg and K (r > 0.95, p < 0.005). The most likely source of these highlighted parameters may come from mineral fertilization, decomposition of the plinth in sugarcane and the application of vinasse to irrigate and fertilize crops. Concentrations of SO4, Mg and K observed in this present study do not cause direct toxic effects to Nile tilapia in fish farms. However, indirect impacts to water quality should be expected due to enhance primary production and promotes water eutrophication, as observed in FF2. Based on our results, we suggest that the criteria "basin characteristics", including future sugarcane expansions, should be adopted to gather information in identifying areas more suitable for aquaculture parks that the Brazilian government intends to install in the large reservoirs. MenosAbstract: It is widely accepted that fish farms (FF) have important contribution to input of nutrients into water, however fundamental knowledge regarding the influence of land use and land cover (LULC) on the water quality of fish farms is still lacking. The aim of this study was to assess the linkages between the LULC types and the water quality parameters in FFs. Three specific objectives were set: (1) to characterize the current water quality standards in four FFs (FF1, FF2, FF3, FF4) installed in the Ilha Solteira reservoir; (2) to delineate and analyze the LULC changes in sub-basins of tributaries where FFs are installed; (3) to elucidate the interactions between LULC and water quality in FFs. Results indicated signs of eutrophication in FF2 in both the dry and wet seasons. The mainly LULC was decrease of pasture and increase of sugarcane crops were observed in the four FFs' sub-basins between 2005 and 2018. Sugarcane land uses showed a significant positive correlation with SO4, Mg and K (r > 0.95, p < 0.005). The most likely source of these highlighted parameters may come from mineral fertilization, decomposition of the plinth in sugarcane and the application of vinasse to irrigate and fertilize crops. Concentrations of SO4, Mg and K observed in this present study do not cause direct toxic effects to Nile tilapia in fish farms. However, indirect impacts to water quality should be expected due to enhance primary production and promotes water eutrophication, as observed... Mostrar Tudo |
Palavras-Chave: |
Tropical reservoir. |
Thesagro: |
Cobertura do Solo; Impacto Ambiental; Nutriente; Piscicultura; Potássio; Qualidade da Água; Reservatório de Água; Uso da Terra. |
Thesaurus Nal: |
aquaculture; Environmental impact; nutrients; potassium; sugarcane; Water reservoirs. |
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
Marc: |
LEADER 03002naa a2200409 a 4500 001 2130452 005 2021-08-25 008 2021 bl uuuu u00u1 u #d 022 $a0044-8486 024 7 $ahttps://doi.org/10.1016/j.aquaculture.2021.736405$2DOI 100 1 $aPORTINHO, J. L. 245 $aThe pathways influence of agricultural expansion on water quality of fish farming in Ilha Solteira reservoir, São Paulo, Brazil.$h[electronic resource] 260 $c2021 520 $aAbstract: It is widely accepted that fish farms (FF) have important contribution to input of nutrients into water, however fundamental knowledge regarding the influence of land use and land cover (LULC) on the water quality of fish farms is still lacking. The aim of this study was to assess the linkages between the LULC types and the water quality parameters in FFs. Three specific objectives were set: (1) to characterize the current water quality standards in four FFs (FF1, FF2, FF3, FF4) installed in the Ilha Solteira reservoir; (2) to delineate and analyze the LULC changes in sub-basins of tributaries where FFs are installed; (3) to elucidate the interactions between LULC and water quality in FFs. Results indicated signs of eutrophication in FF2 in both the dry and wet seasons. The mainly LULC was decrease of pasture and increase of sugarcane crops were observed in the four FFs' sub-basins between 2005 and 2018. Sugarcane land uses showed a significant positive correlation with SO4, Mg and K (r > 0.95, p < 0.005). The most likely source of these highlighted parameters may come from mineral fertilization, decomposition of the plinth in sugarcane and the application of vinasse to irrigate and fertilize crops. Concentrations of SO4, Mg and K observed in this present study do not cause direct toxic effects to Nile tilapia in fish farms. However, indirect impacts to water quality should be expected due to enhance primary production and promotes water eutrophication, as observed in FF2. Based on our results, we suggest that the criteria "basin characteristics", including future sugarcane expansions, should be adopted to gather information in identifying areas more suitable for aquaculture parks that the Brazilian government intends to install in the large reservoirs. 650 $aaquaculture 650 $aEnvironmental impact 650 $anutrients 650 $apotassium 650 $asugarcane 650 $aWater reservoirs 650 $aCobertura do Solo 650 $aImpacto Ambiental 650 $aNutriente 650 $aPiscicultura 650 $aPotássio 650 $aQualidade da Água 650 $aReservatório de Água 650 $aUso da Terra 653 $aTropical reservoir 700 1 $aGOMES, A. C. C. 700 1 $aKOGA-VICENTE, A. 700 1 $aMILANI, F. C. C. 700 1 $aPENTEAN, R. P. 700 1 $aMANZATTO, C. V. 700 1 $aARAUJO, L. S. de 700 1 $aVICENTE, L. E. 773 $tAquaculture$gv. 536, article 736405, 2021.
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Registro Completo
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
16/06/2000 |
Data da última atualização: |
16/06/2000 |
Autoria: |
MORAIS, M. G.; GONCALVES, L. C.; LOPES, H. O. S.; COSTA, M. F. V.; NUNES, A. B. |
Título: |
Variacao sazonal de eletrolitos no sangue de vacas aneloradas sob pastejo continuo de Brachiaria decumbens. |
Ano de publicação: |
2000 |
Fonte/Imprenta: |
Arquivo Brasileiro de Medicina Veterinaria e Zootecnia, Belo Horizonte, v.52, n.2, p.105-110, 2000. |
Idioma: |
Português |
Conteúdo: |
Durante 13 meses foram acompanhadas as mudancas sazonais dos eletrolitos calcio (Ca), fosfatos (PO4), potassio (K), cloretos (CI), cobre (Cu) e zinco (Zn) no sangue de 20 de vacas "aneloradas" mantidas sob pastejo continuo de Brachiaria decumbens com alta taxa de lotacao. As vacas apresentaram-se hipocalcemicas e hipofosfatemicas durante praticamente todo o ano. Na primavera, com a brotacao dos pastos (novembro e dezembro), vacas mantidas em pastos de solo argiloso foram mais propensas a alcalose metabolica, caracterizada por hipocalemia e hipocloremia, do que vacas mantidas em pastos de solo arenoso. Os animais apresentaram-se com niveis sericos normais de Cu, 0,79 e 0,81ug/ml e Zn, 1,43 e 1,33ug/ml, quando mantidas em solos arenoso e argiloso, respectivamente, apesar de os pastos estarem deficientes nesses minerais. O tipo de solo alterou a composicao de minerais na braquiaria e influiu significativamente nos niveis sericos de P, Mg, K, CI e Zn. Solos arenosos mostraram teores sericos significativamente mais elevados de P, Mg, K e CI do que os solos argilosos. |
Thesagro: |
Brachiaria Decumbens; Cerrado; Eletrólito; Vaca de Corte; Variação Sazonal. |
Thesaurus NAL: |
cows; electrolytes; seasonal variation. |
Categoria do assunto: |
-- |
Marc: |
LEADER 01873naa a2200265 a 4500 001 1546216 005 2000-06-16 008 2000 bl --- 0-- u #d 100 1 $aMORAIS, M. G. 245 $aVariacao sazonal de eletrolitos no sangue de vacas aneloradas sob pastejo continuo de Brachiaria decumbens. 260 $c2000 520 $aDurante 13 meses foram acompanhadas as mudancas sazonais dos eletrolitos calcio (Ca), fosfatos (PO4), potassio (K), cloretos (CI), cobre (Cu) e zinco (Zn) no sangue de 20 de vacas "aneloradas" mantidas sob pastejo continuo de Brachiaria decumbens com alta taxa de lotacao. As vacas apresentaram-se hipocalcemicas e hipofosfatemicas durante praticamente todo o ano. Na primavera, com a brotacao dos pastos (novembro e dezembro), vacas mantidas em pastos de solo argiloso foram mais propensas a alcalose metabolica, caracterizada por hipocalemia e hipocloremia, do que vacas mantidas em pastos de solo arenoso. Os animais apresentaram-se com niveis sericos normais de Cu, 0,79 e 0,81ug/ml e Zn, 1,43 e 1,33ug/ml, quando mantidas em solos arenoso e argiloso, respectivamente, apesar de os pastos estarem deficientes nesses minerais. O tipo de solo alterou a composicao de minerais na braquiaria e influiu significativamente nos niveis sericos de P, Mg, K, CI e Zn. Solos arenosos mostraram teores sericos significativamente mais elevados de P, Mg, K e CI do que os solos argilosos. 650 $acows 650 $aelectrolytes 650 $aseasonal variation 650 $aBrachiaria Decumbens 650 $aCerrado 650 $aEletrólito 650 $aVaca de Corte 650 $aVariação Sazonal 700 1 $aGONCALVES, L. C. 700 1 $aLOPES, H. O. S. 700 1 $aCOSTA, M. F. V. 700 1 $aNUNES, A. B. 773 $tArquivo Brasileiro de Medicina Veterinaria e Zootecnia, Belo Horizonte$gv.52, n.2, p.105-110, 2000.
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