ISSN 2285-5785, ISSN CD-ROM 2285-5793, ISSN ONLINE 2285-5807, ISSN-L 2285-5785

OBTAINING POTATO MICROTUBERS UNDER THE INFLUENCE OF OSMOTIC AGENTS IN DIFFERENT CONCENTRATIONS

Published in Scientific Papers. Series A. Agronomy, Vol. LXV, Issue 2
Written by Andreea TICAN, Mihaela CIOLOCA, Carmen Liliana BĂDĂRĂU, Nina BĂRĂSCU, Monica POPA

In order to investigate the effect of osmotic agents on the induction of microtubers, a study was carried out in the Laboratory of Vegetable Tissue Cultures of NIRDPSB Brașov. Bifactorial experience included the following factors: experimental factor A, variety, with three graduations: a1 - Marvis; a2 - Castrum; a3 - Ervant (as a control, the average of the values obtained for the three varieties was taken into account) and experimental factor B, microtuberization medium (with 4 graduations): b1 - classical microtuberization medium without osmotic agent (control medium); b2 - microtuberization medium with mannitol; b3 - microtuberization medium with sorbitol; b4 - microtuberization medium with PEG. The determinations were made for number of microtuber/plantlets and weight of microtubers/plantlets, in function of experimental factors. Compared to the control medium, osmotic agents added to nutritive medium had a positive effect on studied parameters Therefore, osmotic agents in low concentrations can be introduced as a stimulator of microtuberization.

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{simplepopup popup="false" name="Citation60"}TICAN A., CIOLOCA M., BADARAU C.L., BARASCU N., POPA M. 2022, OBTAINING POTATO MICROTUBERS UNDER THE INFLUENCE OF OSMOTIC AGENTS IN DIFFERENT CONCENTRATIONS. Scientific Papers. Series A. Agronomy, Vol. LXV, Issue 2, ISSN 2285-5785, 452-457. {/simplepopup}