Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments

Materials on plant leaf surfaces that attract water impact penetration of foliar-applied agrochemicals, foliar water uptake, gas exchange, and stomatal density. Few studies are available on the nature of these substances, and we quantify the hygroscopicity of these materials. Water vapor sorption ex...

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Main Authors: E. C. Tredenick, H. Stuart-Williams, T. G. Enge
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2022.722710/full
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author E. C. Tredenick
E. C. Tredenick
H. Stuart-Williams
T. G. Enge
author_facet E. C. Tredenick
E. C. Tredenick
H. Stuart-Williams
T. G. Enge
author_sort E. C. Tredenick
collection DOAJ
description Materials on plant leaf surfaces that attract water impact penetration of foliar-applied agrochemicals, foliar water uptake, gas exchange, and stomatal density. Few studies are available on the nature of these substances, and we quantify the hygroscopicity of these materials. Water vapor sorption experiments on twelve leaf washes of sample leaves were conducted and analyzed with inductively coupled plasma-optical emission spectroscopy (ICP-OES) and X-ray diffraction. All leaf surface materials studied were hygroscopic. Oils were found on the surface of the Eucalyptus studied. For mangroves that excrete salt to the leaf surfaces, significant sorption occurred at high humidity of a total of 316 mg (~0.3 ml) over 6–10 leaves and fitted a Guggenheim, Anderson, and de Böer sorption isotherm. Materials on the plant leaf surface can deliquesce and form an aqueous solution in a variety of environments where plants grow, including glasshouses and by the ocean, which is an important factor when considering plant-atmosphere relations.
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spelling doaj.art-675f4295f93541fa9d89df9dc7c08fab2022-12-22T01:26:01ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2022-07-011310.3389/fpls.2022.722710722710Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of EnvironmentsE. C. Tredenick0E. C. Tredenick1H. Stuart-Williams2T. G. Enge3Division of Plant Sciences, ARC Centre of Excellence in Translational Photosynthesis, Research School of Biology, Australian National University, Canberra, ACT, AustraliaDepartment of Engineering Science, University of Oxford, Oxford, United KingdomDivision of Plant Sciences, ARC Centre of Excellence in Translational Photosynthesis, Research School of Biology, Australian National University, Canberra, ACT, AustraliaResearch School of Earth Sciences, Australian National University, Canberra, ACT, AustraliaMaterials on plant leaf surfaces that attract water impact penetration of foliar-applied agrochemicals, foliar water uptake, gas exchange, and stomatal density. Few studies are available on the nature of these substances, and we quantify the hygroscopicity of these materials. Water vapor sorption experiments on twelve leaf washes of sample leaves were conducted and analyzed with inductively coupled plasma-optical emission spectroscopy (ICP-OES) and X-ray diffraction. All leaf surface materials studied were hygroscopic. Oils were found on the surface of the Eucalyptus studied. For mangroves that excrete salt to the leaf surfaces, significant sorption occurred at high humidity of a total of 316 mg (~0.3 ml) over 6–10 leaves and fitted a Guggenheim, Anderson, and de Böer sorption isotherm. Materials on the plant leaf surface can deliquesce and form an aqueous solution in a variety of environments where plants grow, including glasshouses and by the ocean, which is an important factor when considering plant-atmosphere relations.https://www.frontiersin.org/articles/10.3389/fpls.2022.722710/fullfoliarwater usehygroscopicpoint of deliquescencesorptionplant leaf
spellingShingle E. C. Tredenick
E. C. Tredenick
H. Stuart-Williams
T. G. Enge
Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
Frontiers in Plant Science
foliar
water use
hygroscopic
point of deliquescence
sorption
plant leaf
title Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
title_full Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
title_fullStr Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
title_full_unstemmed Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
title_short Materials on Plant Leaf Surfaces Are Deliquescent in a Variety of Environments
title_sort materials on plant leaf surfaces are deliquescent in a variety of environments
topic foliar
water use
hygroscopic
point of deliquescence
sorption
plant leaf
url https://www.frontiersin.org/articles/10.3389/fpls.2022.722710/full
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AT tgenge materialsonplantleafsurfacesaredeliquescentinavarietyofenvironments