Regulation of seed germination and polarity in seedling development inOrobanche aegyptiaca by growth substances

Kumar, Usha ; Rangaswamy, N. S. (1977) Regulation of seed germination and polarity in seedling development inOrobanche aegyptiaca by growth substances Biologia Plantarum, 19 (5). pp. 353-359. ISSN 0006-3134

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Official URL: http://www.springerlink.com/content/755r682318273j...

Related URL: http://dx.doi.org/10.1007/BF02922731

Abstract

In Orobanche aegyptiaca PEES. (Orobanchaceae) the mature seed is tiny and contains a subglobose embryo which is not differentiated into radicle, hypocotyl, plumule, and cotyledons. In aseptic seed cultures on medium TB supplemented with yeast extract or coconut milk, both roots and shoot originated from the morphological radicular pole of the embryo (monopolar pattern). The bipolar mode of seedling formation, that is a shoot originating from the plumular pole and roots from the radicular pole, ensued on the basal medium THS and on TB supplemented with certain concentrations of IAA, kinetin, GA3, or strigol.

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Deposited On:03 Aug 2011 06:29
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