Field determintation of young acid lime plants transpiration by the stem heat balance method
The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the...
Ausführliche Beschreibung
Autor*in: |
Maurício Antonio Coelho Filho [verfasserIn] Luiz Roberto Angelocci [verfasserIn] Luís Fernando de Souza Magno Campeche [verfasserIn] Marcos Vinícius Folegatti [verfasserIn] Marcos Silveira Bernardes [verfasserIn] |
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E-Artikel |
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Englisch ; Spanisch ; Portugiesisch |
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2005 |
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Übergeordnetes Werk: |
In: Scientia Agricola - Universidade de São Paulo, 2004, 62(2005), 3, Seite 240-247 |
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Übergeordnetes Werk: |
volume:62 ; year:2005 ; number:3 ; pages:240-247 |
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Katalog-ID: |
DOAJ086367994 |
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(DE-627)DOAJ086367994 (DE-599)DOAJ27150ebe9fbe4f23bf50686285929d87 DE-627 ger DE-627 rakwb eng spa por S1-972 Maurício Antonio Coelho Filho verfasserin aut Field determintation of young acid lime plants transpiration by the stem heat balance method 2005 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. SF maximum transpiration lysimeter porometer citrus Agriculture (General) Luiz Roberto Angelocci verfasserin aut Luís Fernando de Souza Magno Campeche verfasserin aut Marcos Vinícius Folegatti verfasserin aut Marcos Silveira Bernardes verfasserin aut In Scientia Agricola Universidade de São Paulo, 2004 62(2005), 3, Seite 240-247 (DE-627)320569705 (DE-600)2016347-2 1678992X nnns volume:62 year:2005 number:3 pages:240-247 https://doaj.org/article/27150ebe9fbe4f23bf50686285929d87 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162005000300007&tlng=en kostenfrei https://doaj.org/toc/1678-992X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 62 2005 3 240-247 |
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(DE-627)DOAJ086367994 (DE-599)DOAJ27150ebe9fbe4f23bf50686285929d87 DE-627 ger DE-627 rakwb eng spa por S1-972 Maurício Antonio Coelho Filho verfasserin aut Field determintation of young acid lime plants transpiration by the stem heat balance method 2005 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. SF maximum transpiration lysimeter porometer citrus Agriculture (General) Luiz Roberto Angelocci verfasserin aut Luís Fernando de Souza Magno Campeche verfasserin aut Marcos Vinícius Folegatti verfasserin aut Marcos Silveira Bernardes verfasserin aut In Scientia Agricola Universidade de São Paulo, 2004 62(2005), 3, Seite 240-247 (DE-627)320569705 (DE-600)2016347-2 1678992X nnns volume:62 year:2005 number:3 pages:240-247 https://doaj.org/article/27150ebe9fbe4f23bf50686285929d87 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162005000300007&tlng=en kostenfrei https://doaj.org/toc/1678-992X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 62 2005 3 240-247 |
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(DE-627)DOAJ086367994 (DE-599)DOAJ27150ebe9fbe4f23bf50686285929d87 DE-627 ger DE-627 rakwb eng spa por S1-972 Maurício Antonio Coelho Filho verfasserin aut Field determintation of young acid lime plants transpiration by the stem heat balance method 2005 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. SF maximum transpiration lysimeter porometer citrus Agriculture (General) Luiz Roberto Angelocci verfasserin aut Luís Fernando de Souza Magno Campeche verfasserin aut Marcos Vinícius Folegatti verfasserin aut Marcos Silveira Bernardes verfasserin aut In Scientia Agricola Universidade de São Paulo, 2004 62(2005), 3, Seite 240-247 (DE-627)320569705 (DE-600)2016347-2 1678992X nnns volume:62 year:2005 number:3 pages:240-247 https://doaj.org/article/27150ebe9fbe4f23bf50686285929d87 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162005000300007&tlng=en kostenfrei https://doaj.org/toc/1678-992X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 62 2005 3 240-247 |
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(DE-627)DOAJ086367994 (DE-599)DOAJ27150ebe9fbe4f23bf50686285929d87 DE-627 ger DE-627 rakwb eng spa por S1-972 Maurício Antonio Coelho Filho verfasserin aut Field determintation of young acid lime plants transpiration by the stem heat balance method 2005 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. SF maximum transpiration lysimeter porometer citrus Agriculture (General) Luiz Roberto Angelocci verfasserin aut Luís Fernando de Souza Magno Campeche verfasserin aut Marcos Vinícius Folegatti verfasserin aut Marcos Silveira Bernardes verfasserin aut In Scientia Agricola Universidade de São Paulo, 2004 62(2005), 3, Seite 240-247 (DE-627)320569705 (DE-600)2016347-2 1678992X nnns volume:62 year:2005 number:3 pages:240-247 https://doaj.org/article/27150ebe9fbe4f23bf50686285929d87 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162005000300007&tlng=en kostenfrei https://doaj.org/toc/1678-992X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 62 2005 3 240-247 |
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(DE-627)DOAJ086367994 (DE-599)DOAJ27150ebe9fbe4f23bf50686285929d87 DE-627 ger DE-627 rakwb eng spa por S1-972 Maurício Antonio Coelho Filho verfasserin aut Field determintation of young acid lime plants transpiration by the stem heat balance method 2005 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. SF maximum transpiration lysimeter porometer citrus Agriculture (General) Luiz Roberto Angelocci verfasserin aut Luís Fernando de Souza Magno Campeche verfasserin aut Marcos Vinícius Folegatti verfasserin aut Marcos Silveira Bernardes verfasserin aut In Scientia Agricola Universidade de São Paulo, 2004 62(2005), 3, Seite 240-247 (DE-627)320569705 (DE-600)2016347-2 1678992X nnns volume:62 year:2005 number:3 pages:240-247 https://doaj.org/article/27150ebe9fbe4f23bf50686285929d87 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162005000300007&tlng=en kostenfrei https://doaj.org/toc/1678-992X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 62 2005 3 240-247 |
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field determintation of young acid lime plants transpiration by the stem heat balance method |
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Field determintation of young acid lime plants transpiration by the stem heat balance method |
abstract |
The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. |
abstractGer |
The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. |
abstract_unstemmed |
The stem heat balance method (HBM) measures sap flow (SF) in plants, and can be used to estimate daily transpiration flow. It is a powerful technique for water relations and irrigation field studies, but it has to be tested in species of particular interest. This paper discusses effectiveness of the HBM to estimate transpiration of young acid lime plants (Citrus latifolia Tan. cv. Tahiti), grafted on citrumelo cv. Swingle (Poncirus trifoliata Raf. x C. paradisi Macf.), in the field using commercial gauges (model SAG10-ws, Dynamax Inc., Huston), in Piracicaba, State of Sao Paulo, Brazil. SF was correlated to transpiration determined by weighing lysimeters and by a steady-state null-balance porometer. The mean ratio between daily values of SF and lysimetric measurements was practically unitary, showing a mean difference of only 0.05%, being the comparisons of values in periods shorter than 24 hours impaired by effect of wind turbulence on lysimeters. The same occurred (mean difference of 0.38%) when SF and canopy transpiration estimated from porometer measurements were compared in 20-min periods, but transpiration tended to exceed SF in periods of higher transpiration and data dispersion was high (r² = 0.48). An analysis of the sources errors of the techniques was done, including the comparison of the daily course of SF and net radiation. Despite of the dispersion of the comparative data between the HBM and the other two techniques, HBM had a good performance, permitting to recommend its use in studies of water relations in young citrus plants under field conditions. |
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Field determintation of young acid lime plants transpiration by the stem heat balance method |
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