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Study of tide imbibition and viability of macadamia seeds (Macadamia integrifolia Maiden & Betche)

To verify the necessary storage time to reach maximum viability and the imbibition time of Macadamia integrifolia Maiden & Betche var. IAC-4-20) seeds, they were weighted and disposed in water vessels for the imbibition process, evaluated through weighing in intervals of 6 hours. It is concluded that the imbibition was maximum at about 90 hours after the beginning of imbibition. With relation to the analysis of viability, the seeds were planted monthly, during 12 months, after seed harvest. Maximum viability of seeds was reached four months after the initiation of seed storage.

macadamia-nuts; seeds; imbibition

Escola Superior de Agricultura "Luiz de Queiroz" USP/ESALQ - Scientia Agricola, Av. Pádua Dias, 11, 13418-900 Piracicaba SP Brazil, Phone: +55 19 3429-4401 / 3429-4486 - Piracicaba - SP - Brazil