| |
|
|
|
Registro Completo |
|
Biblioteca(s): |
Biblioteca Rui Tendinha. |
|
Data corrente: |
10/03/2016 |
|
Data da última atualização: |
10/03/2016 |
|
Autoria: |
BARRETO, G. B. |
|
Título: |
Irrigação: princípios, métodos e prática. |
|
Ano de publicação: |
1982 |
|
Fonte/Imprenta: |
Campinas-SP : Instituto Campineiro de Ensino Agrícola, 1982. |
|
Páginas: |
185 p. |
|
Descrição Física: |
il. |
|
Idioma: |
Português |
|
Notas: |
Inclui bibliografia. |
|
Conteúdo: |
Introdução; Noções fundamentais sobre irrigação; Relação água-solo-planta; Fontes de suprimento de água; Açudagem; Rede de distribuição de água e de drenagem; Sistema de irrigação; Exemplo de cálculo e projeto de um equipamento de irrigação por aspersão; Necessidade de água para a planta; Drenagem para fins agrícolas; Bibliografias citadas. |
|
Palavras-Chave: |
Acudagem; Agricultural hydraulics; Agricultural irrigation; Água; Drainage; Drenagem; Equipamento; Equipment; Fisica do solo; Hidraulica agricola; Irrigação; Irrigacao agricola; Irrigação por aspersão; Irrigation; Irrigation systems; Meteorologia; Meteorology; Methods; Metodo; Metodos; Necessidade de agua; Plant; Plant water relations; Planta; Practice; Pratica; Principios; Principles; Properties; qualidade; Relacao; Relacao agua-planta; Relacao solo-agua; Relationships; Sistema; Small reservoir; Soil; Soil chemicophysical; Solo; Systems; Tecnica; Use on agriculture; Uso na agricultura; Water; Water balance; Water quality; Water requirements. |
|
Categoria do assunto: |
-- |
|
Marc: |
LEADER 02101nam a2200697 a 4500
001 1010133
005 2016-03-10
008 1982 bl uuuu 00u1 u #d
100 1 $aBARRETO, G. B.
245 $aIrrigação$bprincípios, métodos e prática.
260 $aCampinas-SP : Instituto Campineiro de Ensino Agrícola$c1982
300 $a185 p.$cil.
500 $aInclui bibliografia.
520 $aIntrodução; Noções fundamentais sobre irrigação; Relação água-solo-planta; Fontes de suprimento de água; Açudagem; Rede de distribuição de água e de drenagem; Sistema de irrigação; Exemplo de cálculo e projeto de um equipamento de irrigação por aspersão; Necessidade de água para a planta; Drenagem para fins agrícolas; Bibliografias citadas.
653 $aAcudagem
653 $aAgricultural hydraulics
653 $aAgricultural irrigation
653 $aÁgua
653 $aDrainage
653 $aDrenagem
653 $aEquipamento
653 $aEquipment
653 $aFisica do solo
653 $aHidraulica agricola
653 $aIrrigação
653 $aIrrigacao agricola
653 $aIrrigação por aspersão
653 $aIrrigation
653 $aIrrigation systems
653 $aMeteorologia
653 $aMeteorology
653 $aMethods
653 $aMetodo
653 $aMetodos
653 $aNecessidade de agua
653 $aPlant
653 $aPlant water relations
653 $aPlanta
653 $aPractice
653 $aPratica
653 $aPrincipios
653 $aPrinciples
653 $aProperties
653 $aqualidade
653 $aRelacao
653 $aRelacao agua-planta
653 $aRelacao solo-agua
653 $aRelationships
653 $aSistema
653 $aSmall reservoir
653 $aSoil
653 $aSoil chemicophysical
653 $aSolo
653 $aSystems
653 $aTecnica
653 $aUse on agriculture
653 $aUso na agricultura
653 $aWater
653 $aWater balance
653 $aWater quality
653 $aWater requirements
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Biblioteca Rui Tendinha (BRT) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
|
|
|
Registro Completo |
|
Biblioteca(s): |
Biblioteca Rui Tendinha. |
|
Data corrente: |
19/01/2015 |
|
Data da última atualização: |
19/01/2015 |
|
Tipo da produção científica: |
Artigo em Periódico Indexado |
|
Circulação/Nível: |
B - 2 |
|
Autoria: |
VIEIRA, N. G.; CARNEIRO, F. A.; SUJII, P. S.; ALEKCEVETCH, J. C.; FREIRE, L. P.; VINECKY, F.; ELBELT, S.; SILVA, V. A.; MATTA, F. M. da; FERRÃO, M. A. G.; MARRACCINI, P.; ANDRADE, A. C. |
|
Afiliação: |
Maria Amélia Gava Ferrão, Incaper/Embrapa Café. |
|
Título: |
Different molecular mechanisms account for drought tolerance in Coffea canephora var. Conilon. |
|
Ano de publicação: |
2013 |
|
Fonte/Imprenta: |
Tropical Plant Biology v. 6, p. 181-190, 2013. |
|
DOI: |
DOI 10.1007/s12042-013-9126-0 |
|
Idioma: |
Inglês |
|
Conteúdo: |
The effects of water deficit on photochemical parameters and expression of several candidate genes were investigated in drought-tolerant clone 73 of Coffea canephora submitted to slowly imposed water limitation. Under irrigation, this clone showed low values of stomatal conductance (g s ) and of CO2 assimilation rates (A) suggesting that it had a great efficiency in controlling stomatal closure and transpiration. After water withdrawal, this clone reached a ?3.0 MPa after 15 days without irrigation and showed a slow decrease in the pre-dawn leaf water potential. Under drought, the suppression of A was accompanied by maintenance of photochemical quenching (q P) and internal to ambient CO2 concentration (Ci/Ca) ratios as well as by a decrease of non-photochemical quenching (q N). This is confirmed by the transport rate/CO2 assimilation (ETR/A) rates that suggested the participation of an alternative electron sink protecting the photosynthetic apparatus against photoinhibition. At the transcriptomic level, high up-regulation of genes encoding for a dehydrin (CcDH3), an ascorbate peroxidase (CcAPX1), a prephenate-dehydrogenase like protein (CcPDH1) and a non-symbiotic haemoglobin (CcNSH1) was also observed upon drought suggesting a strong induction of antioxidant and osmoprotection systems in this clone. High expression levels of gene-encoding ABA receptors (CcPYL3 and CcPYL7) under water limitation were also observed suggesting the involvement of the ABA signaling pathway in response to drought. All these results where compared to those previously obtained for drought-tolerant clones 14 and 120. Our results demonstrated the existence of different mechanisms amongst the drought-tolerant coffee clones regarding water deficit. MenosThe effects of water deficit on photochemical parameters and expression of several candidate genes were investigated in drought-tolerant clone 73 of Coffea canephora submitted to slowly imposed water limitation. Under irrigation, this clone showed low values of stomatal conductance (g s ) and of CO2 assimilation rates (A) suggesting that it had a great efficiency in controlling stomatal closure and transpiration. After water withdrawal, this clone reached a ?3.0 MPa after 15 days without irrigation and showed a slow decrease in the pre-dawn leaf water potential. Under drought, the suppression of A was accompanied by maintenance of photochemical quenching (q P) and internal to ambient CO2 concentration (Ci/Ca) ratios as well as by a decrease of non-photochemical quenching (q N). This is confirmed by the transport rate/CO2 assimilation (ETR/A) rates that suggested the participation of an alternative electron sink protecting the photosynthetic apparatus against photoinhibition. At the transcriptomic level, high up-regulation of genes encoding for a dehydrin (CcDH3), an ascorbate peroxidase (CcAPX1), a prephenate-dehydrogenase like protein (CcPDH1) and a non-symbiotic haemoglobin (CcNSH1) was also observed upon drought suggesting a strong induction of antioxidant and osmoprotection systems in this clone. High expression levels of gene-encoding ABA receptors (CcPYL3 and CcPYL7) under water limitation were also observed suggesting the involvement of the ABA signaling pathway in re... Mostrar Tudo |
|
Palavras-Chave: |
Candidate gene; Coffea canephora; Drought; Gene expression; Real-time quantitative PCR; Water potential. |
|
Categoria do assunto: |
-- |
|
Marc: |
LEADER 02676nam a2200325 a 4500
001 1004981
005 2015-01-19
008 2013 bl uuuu u0uu1 u #d
024 7 $aDOI 10.1007/s12042-013-9126-0$2DOI
100 1 $aVIEIRA, N. G.
245 $aDifferent molecular mechanisms account for drought tolerance in Coffea canephora var. Conilon.
260 $aTropical Plant Biology v. 6, p. 181-190$c2013
520 $aThe effects of water deficit on photochemical parameters and expression of several candidate genes were investigated in drought-tolerant clone 73 of Coffea canephora submitted to slowly imposed water limitation. Under irrigation, this clone showed low values of stomatal conductance (g s ) and of CO2 assimilation rates (A) suggesting that it had a great efficiency in controlling stomatal closure and transpiration. After water withdrawal, this clone reached a ?3.0 MPa after 15 days without irrigation and showed a slow decrease in the pre-dawn leaf water potential. Under drought, the suppression of A was accompanied by maintenance of photochemical quenching (q P) and internal to ambient CO2 concentration (Ci/Ca) ratios as well as by a decrease of non-photochemical quenching (q N). This is confirmed by the transport rate/CO2 assimilation (ETR/A) rates that suggested the participation of an alternative electron sink protecting the photosynthetic apparatus against photoinhibition. At the transcriptomic level, high up-regulation of genes encoding for a dehydrin (CcDH3), an ascorbate peroxidase (CcAPX1), a prephenate-dehydrogenase like protein (CcPDH1) and a non-symbiotic haemoglobin (CcNSH1) was also observed upon drought suggesting a strong induction of antioxidant and osmoprotection systems in this clone. High expression levels of gene-encoding ABA receptors (CcPYL3 and CcPYL7) under water limitation were also observed suggesting the involvement of the ABA signaling pathway in response to drought. All these results where compared to those previously obtained for drought-tolerant clones 14 and 120. Our results demonstrated the existence of different mechanisms amongst the drought-tolerant coffee clones regarding water deficit.
653 $aCandidate gene
653 $aCoffea canephora
653 $aDrought
653 $aGene expression
653 $aReal-time quantitative PCR
653 $aWater potential
700 1 $aCARNEIRO, F. A.
700 1 $aSUJII, P. S.
700 1 $aALEKCEVETCH, J. C.
700 1 $aFREIRE, L. P.
700 1 $aVINECKY, F.
700 1 $aELBELT, S.
700 1 $aSILVA, V. A.
700 1 $aMATTA, F. M. da
700 1 $aFERRÃO, M. A. G.
700 1 $aMARRACCINI, P.
700 1 $aANDRADE, A. C.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Biblioteca Rui Tendinha (BRT) |
|
|
Nenhum exemplar cadastrado para este documento. |
Fechar
|
| Expressão de busca inválida. Verifique!!! |
|
|
