Physiological responses of maize and cowpea to intercropping
The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petr...
Ausführliche Beschreibung
Autor*in: |
JOSÉ MOACIR PINHEIRO LIMA FILHO [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch ; Spanisch ; Portugiesisch |
Erschienen: |
2000 |
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Schlagwörter: |
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Übergeordnetes Werk: |
In: Pesquisa Agropecuária Brasileira - Embrapa Informação Tecnológica, 2004, 35(2000), 5, Seite 915-921 |
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Übergeordnetes Werk: |
volume:35 ; year:2000 ; number:5 ; pages:915-921 |
Links: |
Link aufrufen |
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DOI / URN: |
10.1590/S0100-204X2000000500008 |
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Katalog-ID: |
DOAJ074508865 |
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10.1590/S0100-204X2000000500008 doi (DE-627)DOAJ074508865 (DE-599)DOAJ94a49509dc1449a19cdd7cfa83a2e3f0 DE-627 ger DE-627 rakwb eng spa por S1-972 JOSÉ MOACIR PINHEIRO LIMA FILHO verfasserin aut Physiological responses of maize and cowpea to intercropping 2000 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. plant soil relations plant water relations gas exchange cropping systems Agriculture (General) In Pesquisa Agropecuária Brasileira Embrapa Informação Tecnológica, 2004 35(2000), 5, Seite 915-921 (DE-627)331758326 (DE-600)2053197-7 16783921 nnns volume:35 year:2000 number:5 pages:915-921 https://doi.org/10.1590/S0100-204X2000000500008 kostenfrei https://doaj.org/article/94a49509dc1449a19cdd7cfa83a2e3f0 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2000000500008&tlng=en kostenfrei http://www.scielo.br/pdf/pab/v35n5/4712.pdf kostenfrei https://doaj.org/toc/1678-3921 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 35 2000 5 915-921 |
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10.1590/S0100-204X2000000500008 doi (DE-627)DOAJ074508865 (DE-599)DOAJ94a49509dc1449a19cdd7cfa83a2e3f0 DE-627 ger DE-627 rakwb eng spa por S1-972 JOSÉ MOACIR PINHEIRO LIMA FILHO verfasserin aut Physiological responses of maize and cowpea to intercropping 2000 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. plant soil relations plant water relations gas exchange cropping systems Agriculture (General) In Pesquisa Agropecuária Brasileira Embrapa Informação Tecnológica, 2004 35(2000), 5, Seite 915-921 (DE-627)331758326 (DE-600)2053197-7 16783921 nnns volume:35 year:2000 number:5 pages:915-921 https://doi.org/10.1590/S0100-204X2000000500008 kostenfrei https://doaj.org/article/94a49509dc1449a19cdd7cfa83a2e3f0 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2000000500008&tlng=en kostenfrei http://www.scielo.br/pdf/pab/v35n5/4712.pdf kostenfrei https://doaj.org/toc/1678-3921 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 35 2000 5 915-921 |
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10.1590/S0100-204X2000000500008 doi (DE-627)DOAJ074508865 (DE-599)DOAJ94a49509dc1449a19cdd7cfa83a2e3f0 DE-627 ger DE-627 rakwb eng spa por S1-972 JOSÉ MOACIR PINHEIRO LIMA FILHO verfasserin aut Physiological responses of maize and cowpea to intercropping 2000 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. plant soil relations plant water relations gas exchange cropping systems Agriculture (General) In Pesquisa Agropecuária Brasileira Embrapa Informação Tecnológica, 2004 35(2000), 5, Seite 915-921 (DE-627)331758326 (DE-600)2053197-7 16783921 nnns volume:35 year:2000 number:5 pages:915-921 https://doi.org/10.1590/S0100-204X2000000500008 kostenfrei https://doaj.org/article/94a49509dc1449a19cdd7cfa83a2e3f0 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2000000500008&tlng=en kostenfrei http://www.scielo.br/pdf/pab/v35n5/4712.pdf kostenfrei https://doaj.org/toc/1678-3921 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 35 2000 5 915-921 |
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10.1590/S0100-204X2000000500008 doi (DE-627)DOAJ074508865 (DE-599)DOAJ94a49509dc1449a19cdd7cfa83a2e3f0 DE-627 ger DE-627 rakwb eng spa por S1-972 JOSÉ MOACIR PINHEIRO LIMA FILHO verfasserin aut Physiological responses of maize and cowpea to intercropping 2000 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. plant soil relations plant water relations gas exchange cropping systems Agriculture (General) In Pesquisa Agropecuária Brasileira Embrapa Informação Tecnológica, 2004 35(2000), 5, Seite 915-921 (DE-627)331758326 (DE-600)2053197-7 16783921 nnns volume:35 year:2000 number:5 pages:915-921 https://doi.org/10.1590/S0100-204X2000000500008 kostenfrei https://doaj.org/article/94a49509dc1449a19cdd7cfa83a2e3f0 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2000000500008&tlng=en kostenfrei http://www.scielo.br/pdf/pab/v35n5/4712.pdf kostenfrei https://doaj.org/toc/1678-3921 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 35 2000 5 915-921 |
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10.1590/S0100-204X2000000500008 doi (DE-627)DOAJ074508865 (DE-599)DOAJ94a49509dc1449a19cdd7cfa83a2e3f0 DE-627 ger DE-627 rakwb eng spa por S1-972 JOSÉ MOACIR PINHEIRO LIMA FILHO verfasserin aut Physiological responses of maize and cowpea to intercropping 2000 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. plant soil relations plant water relations gas exchange cropping systems Agriculture (General) In Pesquisa Agropecuária Brasileira Embrapa Informação Tecnológica, 2004 35(2000), 5, Seite 915-921 (DE-627)331758326 (DE-600)2053197-7 16783921 nnns volume:35 year:2000 number:5 pages:915-921 https://doi.org/10.1590/S0100-204X2000000500008 kostenfrei https://doaj.org/article/94a49509dc1449a19cdd7cfa83a2e3f0 kostenfrei http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2000000500008&tlng=en kostenfrei http://www.scielo.br/pdf/pab/v35n5/4712.pdf kostenfrei https://doaj.org/toc/1678-3921 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 35 2000 5 915-921 |
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Physiological responses of maize and cowpea to intercropping |
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The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. |
abstractGer |
The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. |
abstract_unstemmed |
The effect of intercropping on plant water status, gas exchange and productivity of maize (Zea mays L.) cv. Centralmex, and cowpea (Vigna unguiculata L. (Walp)) cv. Pitiuba were evaluated under semi-arid conditions at the Embrapa-Centro de Pesquisa Agropecuária do Trópico Semi-Árido (CPATSA) at Petrolina, PE, Brazil. The treatments were: maize and cowpea as sole crops, at a population of 40,000 plants ha-1, and intercropped at a population of 20,000 plants ha-1. The results obtained in this paper appear to be related to the degree of competition experienced by the components, mainly for water and light. Maize intercropped had higher values of leaf water potential, stomatal conductance, transpiration and photosynthesis than as sole crop. Intercropped cowpea had higher values of leaf water potential but lower stomatal conductance, transpiration and photosynthesis than sole cowpea. Maize productivity increased 18% in relation to sole crop whereas a 5% decrease was observed with cowpea. Despite these facts the Land Equivalent Ratio obtained was 1.13 indicating intercropping advantage over the sole system. The higher partial Land Equivalent Ratio observed for maize suggests that this specie was the main component influencing the final productivity of the intercropping system studied. |
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Physiological responses of maize and cowpea to intercropping |
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