Gas exchange and growth responses of ectomycorrhizal Picea mariana, Picea glauca, and Pinus banksiana seedlings to NaCl and Na2SO4.
Identifieur interne : 003258 ( Main/Corpus ); précédent : 003257; suivant : 003259Gas exchange and growth responses of ectomycorrhizal Picea mariana, Picea glauca, and Pinus banksiana seedlings to NaCl and Na2SO4.
Auteurs : H. Nguyen ; M. Calvo Polanco ; J J ZwiazekSource :
- Plant biology (Stuttgart, Germany) [ 1435-8603 ] ; 2006.
English descriptors
- KwdEn :
- Mycorrhizae (physiology), Photosynthesis (physiology), Picea (drug effects), Picea (growth & development), Picea (metabolism), Picea (microbiology), Pinus (drug effects), Pinus (growth & development), Pinus (metabolism), Pinus (microbiology), Plant Shoots (growth & development), Plant Shoots (metabolism), Plant Shoots (microbiology), Plant Transpiration (drug effects), Seedlings (growth & development), Seedlings (metabolism), Sodium (metabolism), Sodium Chloride (pharmacology), Species Specificity (MeSH), Sulfates (pharmacology).
- MESH :
- chemical , metabolism : Sodium.
- drug effects : Picea, Pinus, Plant Transpiration.
- growth & development : Picea, Pinus, Plant Shoots, Seedlings.
- metabolism : Picea, Pinus, Plant Shoots, Seedlings.
- microbiology : Picea, Pinus, Plant Shoots.
- chemical , pharmacology : Sodium Chloride, Sulfates.
- physiology : Mycorrhizae, Photosynthesis.
- Species Specificity.
Abstract
Black spruce (PICEA MARIANA), white spruce (PICEA GLAUCA), and jack pine (PINUS BANKSIANA) seedlings were inoculated with HEBELOMA CRUSTULINIFORME or LACCARIA BICOLOR and subjected to NaCl and Na (2)SO (4) treatments. The effects of ectomycorrhizas on salt uptake, growth, gas exchange, and needle necrosis varied depending on the tree and fungal species. In jack pine seedlings, ectomycorrhizal (ECM) fungi reduced shoot and root dry weights and in the ECM white spruce, there was a small increase in dry weights. Sodium chloride treatment reduced net photosynthesis and transpiration rates in the three studied tree species. However, NaCl-treated black spruce and jack pine colonized by H. CRUSTULINIFORME maintained relatively high photosynthetic and transpiration rates and needle necrosis of NaCl-treated black spruce seedlings was reduced by the ECM fungi. Higher concentrations of Na (+) were found in shoots compared with roots of the three examined conifer species. ECM fungi reduced the concentrations of Na (+) mainly in the shoots and this reduction was greater in plants treated with NaCl compared with Na (2)SO (4). Shoots contained generally higher concentrations of Cl (-) compared with roots. In the NaCl-treated black spruce and white spruce, both ECM species significantly reduced Cl (-) concentrations. Our results point to overall greater phytotoxicity of NaCl compared with Na (2)SO (4) and support our earlier findings which demonstrated beneficial effects of ECM fungi for woody plants exposed to NaCl stress.
DOI: 10.1055/s-2006-924106
PubMed: 16755463
Links to Exploration step
pubmed:16755463Le document en format XML
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<author><name sortKey="Nguyen, H" sort="Nguyen, H" uniqKey="Nguyen H" first="H" last="Nguyen">H. Nguyen</name>
<affiliation><nlm:affiliation>Department of Renewable Resources, University of Alberta, 4-42 Earth Sciences Bldg., Edmonton, AB, T6G 2E3, Canada.</nlm:affiliation>
</affiliation>
</author>
<author><name sortKey="Calvo Polanco, M" sort="Calvo Polanco, M" uniqKey="Calvo Polanco M" first="M" last="Calvo Polanco">M. Calvo Polanco</name>
</author>
<author><name sortKey="Zwiazek, J J" sort="Zwiazek, J J" uniqKey="Zwiazek J" first="J J" last="Zwiazek">J J Zwiazek</name>
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<sourceDesc><biblStruct><analytic><title xml:lang="en">Gas exchange and growth responses of ectomycorrhizal Picea mariana, Picea glauca, and Pinus banksiana seedlings to NaCl and Na2SO4.</title>
<author><name sortKey="Nguyen, H" sort="Nguyen, H" uniqKey="Nguyen H" first="H" last="Nguyen">H. Nguyen</name>
<affiliation><nlm:affiliation>Department of Renewable Resources, University of Alberta, 4-42 Earth Sciences Bldg., Edmonton, AB, T6G 2E3, Canada.</nlm:affiliation>
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<author><name sortKey="Calvo Polanco, M" sort="Calvo Polanco, M" uniqKey="Calvo Polanco M" first="M" last="Calvo Polanco">M. Calvo Polanco</name>
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<author><name sortKey="Zwiazek, J J" sort="Zwiazek, J J" uniqKey="Zwiazek J" first="J J" last="Zwiazek">J J Zwiazek</name>
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<series><title level="j">Plant biology (Stuttgart, Germany)</title>
<idno type="ISSN">1435-8603</idno>
<imprint><date when="2006" type="published">2006</date>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Mycorrhizae (physiology)</term>
<term>Photosynthesis (physiology)</term>
<term>Picea (drug effects)</term>
<term>Picea (growth & development)</term>
<term>Picea (metabolism)</term>
<term>Picea (microbiology)</term>
<term>Pinus (drug effects)</term>
<term>Pinus (growth & development)</term>
<term>Pinus (metabolism)</term>
<term>Pinus (microbiology)</term>
<term>Plant Shoots (growth & development)</term>
<term>Plant Shoots (metabolism)</term>
<term>Plant Shoots (microbiology)</term>
<term>Plant Transpiration (drug effects)</term>
<term>Seedlings (growth & development)</term>
<term>Seedlings (metabolism)</term>
<term>Sodium (metabolism)</term>
<term>Sodium Chloride (pharmacology)</term>
<term>Species Specificity (MeSH)</term>
<term>Sulfates (pharmacology)</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="metabolism" xml:lang="en"><term>Sodium</term>
</keywords>
<keywords scheme="MESH" qualifier="drug effects" xml:lang="en"><term>Picea</term>
<term>Pinus</term>
<term>Plant Transpiration</term>
</keywords>
<keywords scheme="MESH" qualifier="growth & development" xml:lang="en"><term>Picea</term>
<term>Pinus</term>
<term>Plant Shoots</term>
<term>Seedlings</term>
</keywords>
<keywords scheme="MESH" qualifier="metabolism" xml:lang="en"><term>Picea</term>
<term>Pinus</term>
<term>Plant Shoots</term>
<term>Seedlings</term>
</keywords>
<keywords scheme="MESH" qualifier="microbiology" xml:lang="en"><term>Picea</term>
<term>Pinus</term>
<term>Plant Shoots</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="pharmacology" xml:lang="en"><term>Sodium Chloride</term>
<term>Sulfates</term>
</keywords>
<keywords scheme="MESH" qualifier="physiology" xml:lang="en"><term>Mycorrhizae</term>
<term>Photosynthesis</term>
</keywords>
<keywords scheme="MESH" xml:lang="en"><term>Species Specificity</term>
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<front><div type="abstract" xml:lang="en">Black spruce (PICEA MARIANA), white spruce (PICEA GLAUCA), and jack pine (PINUS BANKSIANA) seedlings were inoculated with HEBELOMA CRUSTULINIFORME or LACCARIA BICOLOR and subjected to NaCl and Na (2)SO (4) treatments. The effects of ectomycorrhizas on salt uptake, growth, gas exchange, and needle necrosis varied depending on the tree and fungal species. In jack pine seedlings, ectomycorrhizal (ECM) fungi reduced shoot and root dry weights and in the ECM white spruce, there was a small increase in dry weights. Sodium chloride treatment reduced net photosynthesis and transpiration rates in the three studied tree species. However, NaCl-treated black spruce and jack pine colonized by H. CRUSTULINIFORME maintained relatively high photosynthetic and transpiration rates and needle necrosis of NaCl-treated black spruce seedlings was reduced by the ECM fungi. Higher concentrations of Na (+) were found in shoots compared with roots of the three examined conifer species. ECM fungi reduced the concentrations of Na (+) mainly in the shoots and this reduction was greater in plants treated with NaCl compared with Na (2)SO (4). Shoots contained generally higher concentrations of Cl (-) compared with roots. In the NaCl-treated black spruce and white spruce, both ECM species significantly reduced Cl (-) concentrations. Our results point to overall greater phytotoxicity of NaCl compared with Na (2)SO (4) and support our earlier findings which demonstrated beneficial effects of ECM fungi for woody plants exposed to NaCl stress.</div>
</front>
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<pubmed><MedlineCitation Status="MEDLINE" Owner="NLM"><PMID Version="1">16755463</PMID>
<DateCompleted><Year>2006</Year>
<Month>11</Month>
<Day>06</Day>
</DateCompleted>
<DateRevised><Year>2015</Year>
<Month>11</Month>
<Day>19</Day>
</DateRevised>
<Article PubModel="Print-Electronic"><Journal><ISSN IssnType="Print">1435-8603</ISSN>
<JournalIssue CitedMedium="Print"><Volume>8</Volume>
<Issue>5</Issue>
<PubDate><Year>2006</Year>
<Month>Sep</Month>
</PubDate>
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<Title>Plant biology (Stuttgart, Germany)</Title>
<ISOAbbreviation>Plant Biol (Stuttg)</ISOAbbreviation>
</Journal>
<ArticleTitle>Gas exchange and growth responses of ectomycorrhizal Picea mariana, Picea glauca, and Pinus banksiana seedlings to NaCl and Na2SO4.</ArticleTitle>
<Pagination><MedlinePgn>646-52</MedlinePgn>
</Pagination>
<Abstract><AbstractText>Black spruce (PICEA MARIANA), white spruce (PICEA GLAUCA), and jack pine (PINUS BANKSIANA) seedlings were inoculated with HEBELOMA CRUSTULINIFORME or LACCARIA BICOLOR and subjected to NaCl and Na (2)SO (4) treatments. The effects of ectomycorrhizas on salt uptake, growth, gas exchange, and needle necrosis varied depending on the tree and fungal species. In jack pine seedlings, ectomycorrhizal (ECM) fungi reduced shoot and root dry weights and in the ECM white spruce, there was a small increase in dry weights. Sodium chloride treatment reduced net photosynthesis and transpiration rates in the three studied tree species. However, NaCl-treated black spruce and jack pine colonized by H. CRUSTULINIFORME maintained relatively high photosynthetic and transpiration rates and needle necrosis of NaCl-treated black spruce seedlings was reduced by the ECM fungi. Higher concentrations of Na (+) were found in shoots compared with roots of the three examined conifer species. ECM fungi reduced the concentrations of Na (+) mainly in the shoots and this reduction was greater in plants treated with NaCl compared with Na (2)SO (4). Shoots contained generally higher concentrations of Cl (-) compared with roots. In the NaCl-treated black spruce and white spruce, both ECM species significantly reduced Cl (-) concentrations. Our results point to overall greater phytotoxicity of NaCl compared with Na (2)SO (4) and support our earlier findings which demonstrated beneficial effects of ECM fungi for woody plants exposed to NaCl stress.</AbstractText>
</Abstract>
<AuthorList CompleteYN="Y"><Author ValidYN="Y"><LastName>Nguyen</LastName>
<ForeName>H</ForeName>
<Initials>H</Initials>
<AffiliationInfo><Affiliation>Department of Renewable Resources, University of Alberta, 4-42 Earth Sciences Bldg., Edmonton, AB, T6G 2E3, Canada.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Calvo Polanco</LastName>
<ForeName>M</ForeName>
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<Author ValidYN="Y"><LastName>Zwiazek</LastName>
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<Language>eng</Language>
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<MedlineJournalInfo><Country>England</Country>
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<ChemicalList><Chemical><RegistryNumber>0</RegistryNumber>
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<Chemical><RegistryNumber>0YPR65R21J</RegistryNumber>
<NameOfSubstance UI="C012036">sodium sulfate</NameOfSubstance>
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<Chemical><RegistryNumber>451W47IQ8X</RegistryNumber>
<NameOfSubstance UI="D012965">Sodium Chloride</NameOfSubstance>
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<MeshHeadingList><MeshHeading><DescriptorName UI="D038821" MajorTopicYN="N">Mycorrhizae</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
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<MeshHeading><DescriptorName UI="D010788" MajorTopicYN="N">Photosynthesis</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="N">physiology</QualifierName>
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<MeshHeading><DescriptorName UI="D028222" MajorTopicYN="N">Picea</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="Y">drug effects</QualifierName>
<QualifierName UI="Q000254" MajorTopicYN="N">growth & development</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
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<MeshHeading><DescriptorName UI="D028223" MajorTopicYN="N">Pinus</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="Y">drug effects</QualifierName>
<QualifierName UI="Q000254" MajorTopicYN="N">growth & development</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D018520" MajorTopicYN="N">Plant Shoots</DescriptorName>
<QualifierName UI="Q000254" MajorTopicYN="N">growth & development</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D018526" MajorTopicYN="N">Plant Transpiration</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D036226" MajorTopicYN="N">Seedlings</DescriptorName>
<QualifierName UI="Q000254" MajorTopicYN="Y">growth & development</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D012964" MajorTopicYN="N">Sodium</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D012965" MajorTopicYN="N">Sodium Chloride</DescriptorName>
<QualifierName UI="Q000494" MajorTopicYN="Y">pharmacology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D013045" MajorTopicYN="N">Species Specificity</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D013431" MajorTopicYN="N">Sulfates</DescriptorName>
<QualifierName UI="Q000494" MajorTopicYN="Y">pharmacology</QualifierName>
</MeshHeading>
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