globalchange  > 影响、适应和脆弱性
DOI: 10.1016/j.foreco.2013.04.002
Scopus记录号: 2-s2.0-84877834421
论文题名:
Selecting for rust (Puccinia psidii) resistance in Eucalyptus grandis in São Paulo State, Brazil
作者: Silva P.H.M.; Miranda A.C.; Moraes M.L.T.; Furtado E.L.; Stape J.L.; Alvares C.A.; Sentelhas P.C.; Mori E.S.; Sebbenn A.M.
刊名: Forest Ecology and Management
ISSN:  0378-1127
出版年: 2013
卷: 303
起始页码: 91
结束页码: 97
语种: 英语
英文关键词: Agrometeorology ; Disease resistance/tolerance ; Ecological zoning ; Genetic parameters ; Stability and adaptability analysis ; Tree breeding
Scopus关键词: Agrometeorology ; Disease resistance ; Environmental conditions ; Eucalypt plantations ; Favorable conditions ; Genetic parameters ; Influential factors ; Tree breeding ; Ecology ; Forestry ; agrometeorology ; deciduous tree ; disease resistance ; disease severity ; forest management ; genetic variation ; genotype-environment interaction ; planation ; rust disease ; symptom ; wood ; Breeding ; Diseases ; Ecology ; Forestry ; Trees ; Brazil ; Sao Paulo [Brazil]
英文摘要: In Brazil, Eucalyptus grandis is a key species for wood production. However, some genotypes are susceptible to rust (Puccinia psidii), mainly in São Paulo State, where climatic conditions are favorable for its development. Rust represents a high economic risk to forest companies because of the high potential of damage to commercial eucalypt plantations. The aims of the present study were (i) to select progenies of E. grandis for stability and adaptability regarding resistance to rust at different locations; (ii) compare the selections under these different climatic conditions; and (iii) compare rust severity in the field with the theoretical model. We observed that climatic conditions were extremely influential factors for rust development, but even under favorable conditions for disease development, we found rust-resistant progenies. In sites unfavorable for rust development, we detected highly susceptible progenies. We found significant correlation among the genetic material, environmental conditions and disease symptoms, however, we observed a simple genotype-environmental interaction and significant genetic variability among the progenies. The average heritability was high among the progenies in all sites, indicating substantial genetic control for rust resistance. We also observed a good relationship between rust severity in the field and the theoretical model that considered annual average temperature and leaf wetness. © 2013 Elsevier B.V.
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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/66533
Appears in Collections:影响、适应和脆弱性

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作者单位: Instituto de Pesquisas e Estudos Florestais (IPEF), Avenida Pádua Dias 11, Caixa Postal 530, CEP 13400-970, Piracicaba, SP, Brazil; Fac. de Ciências Agrárias e Veterinárias-Campus de Jaboticabal (FCAV), UNESP, CEP 14884-900, Jaboticabal, SP, Brazil; Faculdade de Engenharia de Ilha Solteira (UNESP - FEIS), Caixa Postal 31, CEP 15385-000, Ilha Solteira, SP, Brazil; Faculdade de Ciências AgronÔmicas de Botucatu (UNESP - FCA), Caixa Postal 237, CEP 18.603-970, Botucatu, SP, Brazil; North Carolina State University, Dept. Forestry and Environmental Resources and Forest Productivity Cooperative (FPC), 3108 Jordan Hall, Raleigh, NC 27695-8008, United States; Escola Superior de Agricultura Luiz de Queiroz (USP - ESALQ), Av. Pádua Dias 11, Caixa Postal 9, CEP 13400-970, Piracicaba, SP, Brazil; Instituto Florestal de São Paulo, CP 1322, 01059-970 São Paulo, SP, Brazil

Recommended Citation:
Silva P.H.M.,Miranda A.C.,Moraes M.L.T.,et al. Selecting for rust (Puccinia psidii) resistance in Eucalyptus grandis in São Paulo State, Brazil[J]. Forest Ecology and Management,2013-01-01,303
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