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Registro Completo |
Biblioteca(s): |
Embrapa Unidades Centrais. |
Data corrente: |
19/02/2008 |
Data da última atualização: |
19/02/2008 |
Autoria: |
MAGALHÃES, A. A. de; MILLAR, A. A.; CHOUDHURY, E. N. |
Título: |
Efeito de déficit fenológico de água sobre a produção de feijão. |
Ano de publicação: |
1979 |
Fonte/Imprenta: |
Petrolina: EMBRAPA-CPATSA, [197-]. |
Páginas: |
15 p. |
Idioma: |
Português |
Palavras-Chave: |
Efeito; Effect; Management; Variety. |
Thesagro: |
Água; Deficiência Hídrica; Feijão; Fenologia; Manejo; Phaseolus Vulgaris; Produção; Solo; Variedade. |
Thesaurus Nal: |
phenology; soil; water; water stress. |
Categoria do assunto: |
-- |
Marc: |
LEADER 00826nam a2200337 a 4500 001 1085727 005 2008-02-19 008 1979 bl uuuu u0uu1 u #d 100 1 $aMAGALHÃES, A. A. de 245 $aEfeito de déficit fenológico de água sobre a produção de feijão. 260 $aPetrolina: EMBRAPA-CPATSA, [197-].$c1979 300 $a15 p. 650 $aphenology 650 $asoil 650 $awater 650 $awater stress 650 $aÁgua 650 $aDeficiência Hídrica 650 $aFeijão 650 $aFenologia 650 $aManejo 650 $aPhaseolus Vulgaris 650 $aProdução 650 $aSolo 650 $aVariedade 653 $aEfeito 653 $aEffect 653 $aManagement 653 $aVariety 700 1 $aMILLAR, A. A. 700 1 $aCHOUDHURY, E. N.
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Embrapa Unidades Centrais (AI-SEDE) |
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Registro Completo
Biblioteca(s): |
Embrapa Florestas; Embrapa Roraima. |
Data corrente: |
17/05/2022 |
Data da última atualização: |
19/05/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 1 |
Autoria: |
PRIETO-BENAVIDES, O. O.; STURMER, S. L.; FARIAS, E. do N. C.; URDANIGO-ZAMBRANO, J. P.; SILVA, K. da; BARBOSA, R. I. |
Afiliação: |
ELIANE DO NASCIMENTO CUNHA FARIAS, CPAF-RR; KRISLE DA SILVA, CNPF. |
Título: |
Seasonal variation of arbuscular mycorrhizal fungi in ecotone forests of the northern region of Brazilian Amazonia. |
Ano de publicação: |
2022 |
Fonte/Imprenta: |
Notulae Botanicae Horti Agrobotanici Cluj-Napoca, v. 50, n. 1, 12625, 2022. |
ISSN: |
0255-965X |
Idioma: |
Inglês |
Conteúdo: |
The ecotone forests in the northern region of Brazilian Amazonia are important areas representing transition zones between forest and non-forest ecosystems. These areas have soils nutrient-poor that poorly drain. Under these environmental conditions, Peltogyne gracilipes (Leguminoseae), an endemic tree species, can form natural monodominant forests. Here, we assessed the arbuscular mycorrhizal fungi (AMF) community in three forest types on the eastern side of Maraca Island and the relationship of these microorganisms with the monodominance of P. gracilipes. In this study, soil samples were collected in two seasons (dry and rainy). The samples were collected in 9 plots, in rich areas, poor areas and areas without P. gracilipes. Soil samples were evaluated for chemical and particle size analysis, spore density and morphology, and identification of AMF. AMF species were identified using two approaches: spores collected in the field and trap cultures. Eighteen and 13 AMF species were identified in the dry and rainy seasons, respectively, for spores extracted from the field. Six total species were detected exclusively in trap cultures in the dry season. AMF communities were co-dominated by members of the Gigasporaceae, Acaulosporaceae and Glomeraceae families. Redundancy analyses indicated that several soil attributes, such as pH, Fe, Mg, and sand content associated with the AMF species richness in both seasons. We conclude that the ecotone forests in the eastern region of Maraca Island are home to important richness and diversity of AMF species and that various soil factors influence the composition of the AMF community in this ecosystem. MenosThe ecotone forests in the northern region of Brazilian Amazonia are important areas representing transition zones between forest and non-forest ecosystems. These areas have soils nutrient-poor that poorly drain. Under these environmental conditions, Peltogyne gracilipes (Leguminoseae), an endemic tree species, can form natural monodominant forests. Here, we assessed the arbuscular mycorrhizal fungi (AMF) community in three forest types on the eastern side of Maraca Island and the relationship of these microorganisms with the monodominance of P. gracilipes. In this study, soil samples were collected in two seasons (dry and rainy). The samples were collected in 9 plots, in rich areas, poor areas and areas without P. gracilipes. Soil samples were evaluated for chemical and particle size analysis, spore density and morphology, and identification of AMF. AMF species were identified using two approaches: spores collected in the field and trap cultures. Eighteen and 13 AMF species were identified in the dry and rainy seasons, respectively, for spores extracted from the field. Six total species were detected exclusively in trap cultures in the dry season. AMF communities were co-dominated by members of the Gigasporaceae, Acaulosporaceae and Glomeraceae families. Redundancy analyses indicated that several soil attributes, such as pH, Fe, Mg, and sand content associated with the AMF species richness in both seasons. We conclude that the ecotone forests in the eastern region of Maraca... Mostrar Tudo |
Palavras-Chave: |
Amazonian; Maraca Island; Monodominant; Mycorrhiza. |
Thesaurus NAL: |
Taxonomy. |
Categoria do assunto: |
-- K Ciência Florestal e Produtos de Origem Vegetal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/235062/1/12625-Manuscript-55545-2-10-20220330-21.pdf
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Marc: |
LEADER 02440naa a2200253 a 4500 001 2143162 005 2022-05-19 008 2022 bl uuuu u00u1 u #d 022 $a0255-965X 100 1 $aPRIETO-BENAVIDES, O. O. 245 $aSeasonal variation of arbuscular mycorrhizal fungi in ecotone forests of the northern region of Brazilian Amazonia.$h[electronic resource] 260 $c2022 520 $aThe ecotone forests in the northern region of Brazilian Amazonia are important areas representing transition zones between forest and non-forest ecosystems. These areas have soils nutrient-poor that poorly drain. Under these environmental conditions, Peltogyne gracilipes (Leguminoseae), an endemic tree species, can form natural monodominant forests. Here, we assessed the arbuscular mycorrhizal fungi (AMF) community in three forest types on the eastern side of Maraca Island and the relationship of these microorganisms with the monodominance of P. gracilipes. In this study, soil samples were collected in two seasons (dry and rainy). The samples were collected in 9 plots, in rich areas, poor areas and areas without P. gracilipes. Soil samples were evaluated for chemical and particle size analysis, spore density and morphology, and identification of AMF. AMF species were identified using two approaches: spores collected in the field and trap cultures. Eighteen and 13 AMF species were identified in the dry and rainy seasons, respectively, for spores extracted from the field. Six total species were detected exclusively in trap cultures in the dry season. AMF communities were co-dominated by members of the Gigasporaceae, Acaulosporaceae and Glomeraceae families. Redundancy analyses indicated that several soil attributes, such as pH, Fe, Mg, and sand content associated with the AMF species richness in both seasons. We conclude that the ecotone forests in the eastern region of Maraca Island are home to important richness and diversity of AMF species and that various soil factors influence the composition of the AMF community in this ecosystem. 650 $aTaxonomy 653 $aAmazonian 653 $aMaraca Island 653 $aMonodominant 653 $aMycorrhiza 700 1 $aSTURMER, S. L. 700 1 $aFARIAS, E. do N. C. 700 1 $aURDANIGO-ZAMBRANO, J. P. 700 1 $aSILVA, K. da 700 1 $aBARBOSA, R. I. 773 $tNotulae Botanicae Horti Agrobotanici Cluj-Napoca$gv. 50, n. 1, 12625, 2022.
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