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Proceedings of the International Plant Propagator's Society

Vol. 33

Title:
WEANING AND GROWING­ON OF MICROPROPAGATED PLANTS

Author:
David Miller

pp: 253-255

Abstract:
The Concise Oxford Dictionary definition of "to-wean" is — teach to feed otherwise than from the breast — by enforced abstinence or counter attractions.

H.J. Welch in his book, "Mist Propagation and Automatic Watering," discusses the weaning problem thus, "I must confess to being skeptical about there being, in fact, any such thing. Even the term "weaning" seems to be singularly inappropriate, the allusion to an infant being gradually taught to accept solid food instead of milk bearing no real connection with what is happening to the rooted cutting.

To a certain extent I think Welch's skepticism justifiable where more traditional propagation is concerned. But I do see some relevance in the case of tissue propagation. "Plants" in culture are incubated in a growth room, where temperature and light levels are closely controlled. Nutrients are provided in the culture medium and a high level of hygiene minimises the risks from injurious

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