Comparative physiological ecology of Daucus carota subsp. carota and Daucus carota Subsp. gummifer
A comparison was made between the physiological ecology of Daucus carota subsp. carota and D. carota subsp. gummifer, the first a widespread weed, the latter restricted to exposed coastal cliffs in the south-west. Experiments were carried out on germination, growth and flowering both in the field an...
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University of Reading
1973
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| Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.536112 |