Summary
The upper surface of the cauliflower curd consists of a mass of apical meristems. These would normally develop into flowers, but if devernalised they revert to the vegetative phase and develop into leafy shoots. This property is being exploited by aseptically culturing portions of the curd in order to generate clones of selected material.
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Crisp, P., Walkey, D.G.A. The use of aseptic meristem culture in cauliflower breeding. Euphytica 23, 305–313 (1974). https://doi.org/10.1007/BF00035872
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DOI: https://doi.org/10.1007/BF00035872