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PCA/APWG Distribution Map: Queen Anne's lace wild carrot (Daucus carota).
PUBLICATIONS Koukkari, W. L. and W. S. Hillman. 1966. Phytochrome levels assayed by in vivo spectrophotometry in modified underground stems and storage roots. Physiol. Plant. 19:1073-1078. Koukkari, W. L. and W. S. Hillman. 1967.
2) Role of introduced pests in altering forest composition: A. chestnut, A. elm, E. hemlock. 3) Concept of ecological succession and the role of seral communities. 4) Lichens: an extreme example of symbiosis.
A quantitative analysis of seed responses to cycle-doses of fluctuating temperatures in relation to dormancy: Development of a thermal time model for Polygonum aviculare L.
biennial that is closely related to garden carrots, but with a much reduced taproot. During the second year of growth, the plants produce stalks with white, flat-topped flowers.
Embryogenesis in plants can commence from cells other than the fertilized egg cell. Embryogenesis initiated from somatic cells in vitro is an attractive system for studying early embryonic stages when they are accessible to experimental manipulation.
1 and 0.4 bars and soil temperatures between 14 and 23 °C. Ascospores were first detected in mid-July to mid-August, usually before apothecia were observed in the crop, and after 712 days with soil matric potentials between 0.1 and 0.
(c) 1992-2000 Regents of the University of California, Santa Cruz Sequence Alignment and Modeling Software System http://www.cse.ucsc.edu/research/compbio/sam.html