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Registro Completo |
Biblioteca(s): |
Embrapa Caprinos e Ovinos. |
Data corrente: |
11/01/2007 |
Data da última atualização: |
16/10/2023 |
Autoria: |
ARAÚJO, S. A. C.; DANTAS, T. V. M.; SSILVA, J. B. A.; TEIXEIRA, M. F. S.; RIBEIRO, A. L.; SOUZA, A. C. F. R. |
Título: |
Características anátomo-patológicas pulmonares de ovinos sorologicamente positivos para Maedi-Visna. |
Ano de publicação: |
2004 |
Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE MEDICINA VETERINÁRIA, 31., 2004, São luis. A medicina veterinária no novo milênio: transformação social, preservação ambiental e segurança alimentar: resumos. São Luis, Sociedade Brasileira de Medicina Veterinária, 2004. Seção medicina veterinária preventiva e saúde pública. 1 CD-ROM. |
Idioma: |
Português |
Palavras-Chave: |
Infecção pulmonar; Maedi-visna. |
Thesagro: |
Doença; Ovino. |
Categoria do assunto: |
H Saúde e Patologia |
Marc: |
LEADER 00928nam a2200205 a 4500 001 1532681 005 2023-10-16 008 2004 bl uuuu u00u1 u #d 100 1 $aARAÚJO, S. A. C. 245 $aCaracterísticas anátomo-patológicas pulmonares de ovinos sorologicamente positivos para Maedi-Visna.$h[electronic resource] 260 $aIn: CONGRESSO BRASILEIRO DE MEDICINA VETERINÁRIA, 31., 2004, São luis. A medicina veterinária no novo milênio: transformação social, preservação ambiental e segurança alimentar: resumos. São Luis, Sociedade Brasileira de Medicina Veterinária, 2004. Seção medicina veterinária preventiva e saúde pública. 1 CD-ROM.$c2004 650 $aDoença 650 $aOvino 653 $aInfecção pulmonar 653 $aMaedi-visna 700 1 $aDANTAS, T. V. M. 700 1 $aSSILVA, J. B. A. 700 1 $aTEIXEIRA, M. F. S. 700 1 $aRIBEIRO, A. L. 700 1 $aSOUZA, A. C. F. R.
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Embrapa Caprinos e Ovinos (CNPC) |
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Registro Completo
Biblioteca(s): |
Embrapa Mandioca e Fruticultura; Embrapa Semiárido. |
Data corrente: |
14/08/2017 |
Data da última atualização: |
08/01/2020 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
OLIVEIRA, E. J. de; MORGANTE, C. V.; AIDAR, S. de T.; CHAVES, A. R. de M.; ANTONIO, R. P.; CRUZ, J. L.; COELHO FILHO, M. A. |
Afiliação: |
EDER JORGE DE OLIVEIRA, CNPMF; CAROLINA VIANNA MORGANTE, CPATSA; SAULO DE TARSO AIDAR, CPATSA; AGNALDO RODRIGUES DE MELO CHAVES, CPATSA; RAFAELA PRISCILA ANTONIO, CPATSA; JAILSON LOPES CRUZ, CNPMF; MAURICIO ANTONIO COELHO FILHO, CNPMF. |
Título: |
Evaluation of cassava germplasm for drought tolerance under field conditions. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Euphytica, v. 213, n. 8, aug. 2017. |
DOI: |
10.1007/s10681-017-1972- |
Idioma: |
Inglês |
Conteúdo: |
The development of cassava (Manihot esculenta Crantz) with a high yield under water-deficit conditions is one of the goal of the breeding programs. The objective of this study was to evaluate the performance and to select cassava accessions based on drought tolerance indices and productive potential under water stress. Forty-nine accessions were evaluated for five agronomic traits (plant height?PH, root yield?RoY, shoot yield?ShY, harvest index?HI; and dry matter content of roots?DMC) under full irrigation conditions and drought stress (DS). The accessions were selected based on: (i) high yield under drought conditions (HY-DS) and (ii) high drought tolerance (Dr-To) based on six different indices. Overall, water stress dramatically reduced the traits? means (RoY?72.98%, ShY?54.95%, DMC?26.15%, HI?31.05%, and PH?32.95%). Low coincidence among the top ten accessions was identified based on HY-DS and Dr-To criteria. Therefore, considering only the most important traits (RoY andShY), five accessions (BGM0815, BGM0598, 9624-09, BGM0818, and BRS Formosa) presented high HY-DS. In contrast, to Dr-To criterion, eight and nine accessions were selected for high yield of the aerial part (ShY and PH) and roots (RoY and DMC), respectively. The mean productivity, geometric mean productivity, and drought tolerance indices were the most promising to identify genotypes with high agronomic attributes, while drought susceptibility index, susceptibility, and yield stability index were suitable to identify the most drought tolerant accessions. This set of selected accessions can be used in breeding programs aimed at high yield and drought tolerance. MenosThe development of cassava (Manihot esculenta Crantz) with a high yield under water-deficit conditions is one of the goal of the breeding programs. The objective of this study was to evaluate the performance and to select cassava accessions based on drought tolerance indices and productive potential under water stress. Forty-nine accessions were evaluated for five agronomic traits (plant height?PH, root yield?RoY, shoot yield?ShY, harvest index?HI; and dry matter content of roots?DMC) under full irrigation conditions and drought stress (DS). The accessions were selected based on: (i) high yield under drought conditions (HY-DS) and (ii) high drought tolerance (Dr-To) based on six different indices. Overall, water stress dramatically reduced the traits? means (RoY?72.98%, ShY?54.95%, DMC?26.15%, HI?31.05%, and PH?32.95%). Low coincidence among the top ten accessions was identified based on HY-DS and Dr-To criteria. Therefore, considering only the most important traits (RoY andShY), five accessions (BGM0815, BGM0598, 9624-09, BGM0818, and BRS Formosa) presented high HY-DS. In contrast, to Dr-To criterion, eight and nine accessions were selected for high yield of the aerial part (ShY and PH) and roots (RoY and DMC), respectively. The mean productivity, geometric mean productivity, and drought tolerance indices were the most promising to identify genotypes with high agronomic attributes, while drought susceptibility index, susceptibility, and yield stability index were suitable t... Mostrar Tudo |
Palavras-Chave: |
Deficit de água; Germplasma; Tolerância a seca; Water deficit. |
Thesagro: |
Mandioca; Manihot Esculenta. |
Thesaurus NAL: |
Cassava; Drought tolerance; Plant breeding. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/162681/1/Carolina-2017.pdf
|
Marc: |
LEADER 02533naa a2200313 a 4500 001 2074005 005 2020-01-08 008 2017 bl uuuu u00u1 u #d 024 7 $a10.1007/s10681-017-1972-$2DOI 100 1 $aOLIVEIRA, E. J. de 245 $aEvaluation of cassava germplasm for drought tolerance under field conditions.$h[electronic resource] 260 $c2017 520 $aThe development of cassava (Manihot esculenta Crantz) with a high yield under water-deficit conditions is one of the goal of the breeding programs. The objective of this study was to evaluate the performance and to select cassava accessions based on drought tolerance indices and productive potential under water stress. Forty-nine accessions were evaluated for five agronomic traits (plant height?PH, root yield?RoY, shoot yield?ShY, harvest index?HI; and dry matter content of roots?DMC) under full irrigation conditions and drought stress (DS). The accessions were selected based on: (i) high yield under drought conditions (HY-DS) and (ii) high drought tolerance (Dr-To) based on six different indices. Overall, water stress dramatically reduced the traits? means (RoY?72.98%, ShY?54.95%, DMC?26.15%, HI?31.05%, and PH?32.95%). Low coincidence among the top ten accessions was identified based on HY-DS and Dr-To criteria. Therefore, considering only the most important traits (RoY andShY), five accessions (BGM0815, BGM0598, 9624-09, BGM0818, and BRS Formosa) presented high HY-DS. In contrast, to Dr-To criterion, eight and nine accessions were selected for high yield of the aerial part (ShY and PH) and roots (RoY and DMC), respectively. The mean productivity, geometric mean productivity, and drought tolerance indices were the most promising to identify genotypes with high agronomic attributes, while drought susceptibility index, susceptibility, and yield stability index were suitable to identify the most drought tolerant accessions. This set of selected accessions can be used in breeding programs aimed at high yield and drought tolerance. 650 $aCassava 650 $aDrought tolerance 650 $aPlant breeding 650 $aMandioca 650 $aManihot Esculenta 653 $aDeficit de água 653 $aGermplasma 653 $aTolerância a seca 653 $aWater deficit 700 1 $aMORGANTE, C. V. 700 1 $aAIDAR, S. de T. 700 1 $aCHAVES, A. R. de M. 700 1 $aANTONIO, R. P. 700 1 $aCRUZ, J. L. 700 1 $aCOELHO FILHO, M. A. 773 $tEuphytica$gv. 213, n. 8, aug. 2017.
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