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dc.creatorEstay,Carmen
dc.creatorCautín,Ricardo
dc.creatorNeaman,Alexander
dc.creatorCastro,Monica
dc.date2016-05-01
dc.date.accessioned2019-05-17T13:12:00Z
dc.date.available2019-05-17T13:12:00Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0718-16202016000200006
dc.identifier.urihttps://revistaschilenas.uchile.cl/handle/2250/98232
dc.descriptionThe etiolation and layering technique that is used on avocados has two critical steps, namely, the rooting of clonal rootstock and graft union formation between the commercial variety and clonal rootstock. This study analyzed the rooting step of the clonal rootstock regarding its influence on graft union formation and development. The optimum times for grafting the commercial variety onto clonal avocado rootstock were determined under two greenhouse conditions, heating and no heating. The results showed that under greenhouse conditions without heating, there was higher survival (%) in plants that were grafted 60 days after the rooting steps in the clonal scion, and, in the experiments in a heated greenhouse, the highest survival rate (%) was observed in plants that were grafted 15 days after the rooting treatments. For both assays, the lowest survival rate was observed for grafts performed 30 days after the wounding and auxin application process. In histological cross sections of rootstocks at the wounding zone and in auxin treatments, a large number of emerging adventitious roots were developed at 30 days.
dc.formattext/html
dc.languageen
dc.publisherPontificia Universidad Católica de Chile. Facultad de Agronomía e Ingeniería Forestal
dc.relation10.4067/S0718-16202016000200006
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceCiencia e investigación agraria v.43 n.2 2016
dc.subjectGrafting
dc.subjecthistological cross section
dc.subjectPersea americana Mill
dc.subjectrhizogenesis
dc.titleClonal propagation of the avocado: effects of the rooting step on graft union formation and development


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