Data/hora: 29/05/2024 10:07:08

Biblioteca(s): 	Embrapa Agricultura Digital.	
Data corrente: 	30/09/2010	
Data da última atualização: 	18/10/2010	
Autoria: 	SETOTAW, T. A.; DIAS, L. A. dos S.; MISSIO, R. F.	
Afiliação: 	TESFAHUN ALEMU SETOTAW, Kulumsa Agricultural Research Center; LUIZ ANTÔNIO DOS SANTOS DIAS, UFV; ROBSON FERNANDO MISSIO, UFPR.	
Título: 	Genetic divergence among barley accessions from Ethiopia.	
Ano de publicação: 	2010	
Fonte/Imprenta: 	Crop Breeding and Applied Biotechnology, Londrina, v. 10, n. 2, p. 116-123, June 2010.	
Idioma: 	Inglês	
Conteúdo: 	The study was done with the objective of assessing the genetic diversity existing among Ethiopian and ICARDA barley germplasm using multivariate data analyses. The experiment was conducted at Asasa and Ambo in Ethiopia, in 10 x 10 simple lattices with two replications. To quantify the differentiation among genotypes canonical discriminant analysis, clustering analysis and Mahanalobis (D2) distance were used. The study indicated that the first two canonical variates explained 95%
and 91% of the total variation at Asasa and Ambo, respectively. At both the locations, genotypes showed maximum differentiation on days to maturity, grain filling period, tiller per plant and spike per plant. Analysis of clustering grouped the 100 genotypes into four cluster groups at Asasa and six clusters at Ambo. Ethiopian landraces and genotypes from ICARDA grouped in the same cluster groups indicated the germplasm exchange between the Ethiopian and ICARDA barley breeding programs.	
Palavras-Chave: 	Análise multivariada; Cevada da Etiópia; Ethiopian landraces; Genetic variability; Hordeum vulgare L; Variabilidade genética; Variedades crioulas.	
Thesaurus Nal: 	Multivariate analysis.	
Categoria do assunto: 	G Melhoramento Genético	
Registro original: 	Embrapa Agricultura Digital (CNPTIA)	
Exemplares: 	CNPTIA - (15110-1) - ADD - AP - PP -  -  -  - DIS