In vitro establishment of four olive varieties grown in the field (Olea europea L.) by Turina, C. A., Bima, P.

“…We tested four methods of disinfection, the explants response to two cytokinins (BA, zeatin), two carbon sources (sucrose, mannitol), and activated charcoal (0 y 1 g.L-1), and the impact of the season in which materials were collected. …”
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The physiology of dormancy in potato tubers and its relations with the hormonal mechanism of tuberization by Tizio, R.

“…The length of the dormant period is relatively insensible to environmental factors, but it is correlated with high levels of the f inhibitor-complex and with a very low activity of endogenous gibberellins and cytokinins in the periderm and the buds. On the contrary, the end of his period coinciles with a sharp decrease of the inhibitor and dith at drastic increase in the levels of those phytohormones. …”
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