Tambarussi, Evandro VagnerLima, Bruno Marco deQueiroz, Rafael da CostaBandeira Peres, Fabiana SchmidtDias, Donizete da CostaPagliarini, Maximiliano KawahataPereira, Fernanda Bortolanza [UNESP]Bachega Feijo Rosa, Joao RicardoSampaio Pecanha Rezende, Gabriel Dehon2018-11-262018-11-262017-09-01Scientia Forestalis. Piracicaba: Ipef-inst Pesquisas Estudos Florestais, v. 45, n. 115, p. 507-517, 2017.1413-9324http://hdl.handle.net/11449/163932This study aimed to estimate the genetic parameters and correlation between early vs. adult age in Eucalyptus spp. clones. Traits of economic interest as diameter at breast height (DBH) and height (ALT) were measured at three and five years of age. The trials were planted in randomized block design, where each experiment represented an unbalanced clonal test for number of individuals and blocks. The heritability in broad sense (h(g)(2)) was low for the evaluated traits, ranging from 0.1 to 26%. However, the mean heritability (h(m)(2)) was high for tests 4, 5 and 7, varying from 0.27 to 0.95 and 0.31 to 0.95 for DBH and height, respectively. The tests also showed high phenotypic correlations between traits at different ages, with values ranging from 0.79 to 0.97 for DBH, as well as high values of genetic correlations, ranging from 0.53 to 1.00. These results have fundamental importance for breeding programs for these species and to understand the correlations of early vs. adult ages.507-517porForest Tree ImprovementGenetic parametersAge-age correlationArtigo10.18671/scifor.v45n115.08WOS:000426517200008Acesso restrito