Petrichor and Plant Growth

  title={Petrichor and Plant Growth},
  author={I. Bear and R. G. Thomas},
IT is commonly believed that the advent of rain in regions long subject to drought or desert conditions is followed by an abnormally rapid response in natural seed germination in the areas concerned. As such climatic conditions are universally favourable to the accumulation and liberation of petrichor1 from clays and other silicate minerals, as components of soils, it seemed possible that some of the substances which accompany the argillaceous odour of petrichor might favourably influence the… Expand
2 Citations
Genesis of petrichor
Abstract “Petrichor”, well known to mineralogists as argillaceous odour, is commonly observed as the pleasant and refreshing odour which frequently accompanies the first rains after a warm dryExpand
Senses and the Sacred in Pliny's Natural History
Abstract:This paper discusses an overlooked aspect of Pliny's Natural History (HN): the embodiment through the senses of the Stoics' universal deity. At several junctures in the work, readers areExpand


Fatty acids from exposed rock surfaces
Bear and Thomas1 have given the name "petrichor" to the odour which is detectable when dry clays, rocks, and silicate minerals are moistened. It has been found that, after exposure in a dryExpand
Plant-growth Inhibition by some Fatty Acids and their Analogues
  • T. Tso
  • Chemistry, Medicine
  • Nature
  • 1964
Many specific inhibitory effects of fatty acids, such as inhibition of kidney enzyme activity, bacteria and virus growth, and cholesterol synthesis, are reported. Expand
Nature of Argillaceous Odour