Articles

IN VITRO PROPAGATION OF SOME GRAPE ROOTSTOCKS

Article number
839_14
Pages
125 – 131
Language
English
Abstract
The objectives of this study were: a) to establish tissue culture protocols for micropropagation of some newly introduced grape rootstocks.
This included the effect of benzylaminopurine and medium type on plantlet vegetative and chemical aspects and b) to study in vitro tolerance of such rootstocks to in vitro salt and drought stresses.
Murashige and Skoog medium induced larger average plant height followed by Woody Plant and Gamborg media.
While using Woody Plant medium recorded the significantly highest value of roots number and average root length followed by Murashige and Skoog and Gamborg.
BAP at 2.0 mg/L is highly recommended for mass production of grape rootstocks compared to other concentrations. ‘SO4’ rootstock recorded the highest value compared to other rootstocks.
Rootstocks used in this investigation showed tolerance to salinity up to g/L and drought expressed as polyethyleneglycol (PEG) up to 10%.

Publication
Authors
S.Z. El-Agamy, T.K. El-Mahdy, A.A. Mohamed
Keywords
medium, BAP, salinity, drought, stress
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