Root length affects epicotyl dormancy release
A study of Tibetan peony seeds (Paeonia ludlowii) finds that a root length of ≥6 cm is necessary before dormancy can be released by cold stratification.
annals-of-botany
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Continuous, high-resolution biospeckle imaging of roots
Ribeiro et al. use a portable laser and a digital microscope to observe in situ biospeckle activity in roots of Zea mays, Jatropha curcas and Citrus limonia
Developmental changes in root hydraulics (Research in Context)
A study of barley plants during the early stages of vegetative development (9–28 d old) to determine by what means root water uptake is increased.
Variation of genes responsible for maturity loci in soybean
This study’s results suggest the existence of unidentified genes for flowering in soybean.
Reproduction and invasiveness in St. John’s wort
Invasiveness is not correlated with the genome variability and reproductive variability that characterize St. John’s wort.
Floral volatiles in Ipomopsis hybrids
A study of potential scent mediation of prezygotic and postzygotic reproductive isolation in Ipomopsis aggregata and I. tenuituba.
Flow cytometric analysis of bee pollen loads
Kron et al. use flow cytometry to characterize pollen loads from individual bees, using DNA content as a species marker,
Seed dormancy cycling in a halophytic shrub
Kalidium gracile has 3 life history traits to help ensure persistence at a site: polycarpic perennial life cycle, persistent seed bank and dormancy cycling.
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