Results 251 to 260 of about 58,978 (290)
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Phase transitions in plant cuticles
Biophysics of Structure and Mechanism, 1980The effect of temperature on wet plant cuticles has been investigated with the following techniques: Calorimetry, densitometry, spin-label electron-spin-resonance-(ESR)-spectroscopy, photo bleaching, and light and electron microscopy. At low temperatures cuticles ofCitrus aurantium L.
K, Eckl, H, Gruler
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Annals of Applied Biology, 1967
SUMMARYThe cuticles of plants of the Saxifragaceae, Rosaceae and Leguminosae are compared by chemical methods. Wide differences occur in the deposits of surface wax and cuticular membrane even within species of one genus. The relative proportions of four hydroxy‐fatty acids in the cutin acids of plants of the families are assessed and the value of ...
E. A. BAKER, J. T. MARTIN
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SUMMARYThe cuticles of plants of the Saxifragaceae, Rosaceae and Leguminosae are compared by chemical methods. Wide differences occur in the deposits of surface wax and cuticular membrane even within species of one genus. The relative proportions of four hydroxy‐fatty acids in the cutin acids of plants of the families are assessed and the value of ...
E. A. BAKER, J. T. MARTIN
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Annals of Applied Biology, 1958
The waxy coverings of the leaves of different species of plant have been fractionated into wax, acidic, volatile and oil components. The levels of the waxy deposits on the leaves and the relative proportions of the principal components of the waxy coverings differed widely. Wax predominated in the waxy coverings of the leaves of cabbage and cauliflower
J. T. MARTIN, R. F. BATT
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The waxy coverings of the leaves of different species of plant have been fractionated into wax, acidic, volatile and oil components. The levels of the waxy deposits on the leaves and the relative proportions of the principal components of the waxy coverings differed widely. Wax predominated in the waxy coverings of the leaves of cabbage and cauliflower
J. T. MARTIN, R. F. BATT
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Annals of Applied Biology, 1965
SUMMARYA standardized test of permeability to aqueous solutions is described. No diffusion of copper from solutions of copper acetate or sulphate or of mercury from a solution of phenylmercuric acetate occurs through stomata‐free leaf membranes containing 0.1 mg./cm.2 or more of cutin, but diffusion occurs through membranes containing stomata.
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SUMMARYA standardized test of permeability to aqueous solutions is described. No diffusion of copper from solutions of copper acetate or sulphate or of mercury from a solution of phenylmercuric acetate occurs through stomata‐free leaf membranes containing 0.1 mg./cm.2 or more of cutin, but diffusion occurs through membranes containing stomata.
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Biomechanics of Isolated Plant Cuticles
Botanica Acta, 1998Abstract:The mechanical properties of isolated cuticles of leaves (Yucca aloifolia, Clusia fluminensis, Nerium oleander, Hedera helix) and one fruit (Lycopersicon esculentum) were investigated by means of a tensile test. Samples of the leaves and the fruit were cut to identical size (12.5 × 50 mm) and the cuticles were enzymatically isolated, cleaned ...
P. Wiedemann, C. Neinhuis
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1991
Most plant-pathogenic fungi gain access into their host by penetration of unwounded tissue. Some pathogens such as rusts invade the host via stomata (Hoch and Staples, 1987 and Chapter 2), whereas others penetrate the intact leaf surface without the requirement of natural openings (Aist, 1976; Emmett, 1975; Kunoh, 1984).
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Most plant-pathogenic fungi gain access into their host by penetration of unwounded tissue. Some pathogens such as rusts invade the host via stomata (Hoch and Staples, 1987 and Chapter 2), whereas others penetrate the intact leaf surface without the requirement of natural openings (Aist, 1976; Emmett, 1975; Kunoh, 1984).
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2006
1. Introduction: Biology of the plant cuticle. Markus Riederer, Julius--von--Sachs--Institut fur Biowissenschaften, Universitat Wurzburg, Wurzburg, Germany. 2. The fine structure of the plant cuticle. Christopher E. Jeffree, Science Faculty Electron Microscope Facility, Edinburgh, UK. 3. The cutin biopolymer matrix. Ruth E.
Riederer, Markus, Müller, Caroline
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1. Introduction: Biology of the plant cuticle. Markus Riederer, Julius--von--Sachs--Institut fur Biowissenschaften, Universitat Wurzburg, Wurzburg, Germany. 2. The fine structure of the plant cuticle. Christopher E. Jeffree, Science Faculty Electron Microscope Facility, Edinburgh, UK. 3. The cutin biopolymer matrix. Ruth E.
Riederer, Markus, Müller, Caroline
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Gas permeability of plant cuticles
Planta, 1982Cuticles from the adaxial surface of Citrus aurantium L. leaves and from the pericarp of Lycopersicon esculentum L. and Capsicum annuum L. were isolated enzymatically and their oxygen permeability was determined. Isolated cuticles were mounted between a gaseous and an aqueous compartment with the physiological outer side of the membrane facing the ...
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Freeze-fractured cuticles of plants
Plant Science Letters, 1980Abstract When the cuticles of plants are freeze-fractured for electron microscopy, fracture occurs in the plane of the cuticular lamellae such that internal surfaces of the lamellae are revealed. The appearance of cuticular structures revealed in this way corresponds with previous descriptions obtained using thin-sectioning for electron microscopy ...
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Scanning electron microscopy of plant cuticles
Journal of Microscopy, 1971SummaryThe scanning electron microscope (SEM) has been used to examine the structure of a wide range of different plant cuticles. The extent to which wax deposits may be damaged by mechanical abrasion in the preparative stage and by the electron probe during the scanning processes has been investigated.
E. A. Baker, Elizabeth Parsons
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