SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP

The study was conducted to assess the patchouli crop responses to varying light intensities: full-sunlight (open-condition), 30% shade, and 50% shade. It showed notable variations in growth, development, essential oil yield, and chemical composition between full-sunlight and partial-shade conditions...

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Main Authors: Naraganahalli Dasappa YOGENDRA, Rajesh RAVI KUMARA, Paddambail Ellianna KEERTHI, Thankaswamy ARUL PRAKASH, Velusamy SUNDERASAN
Format: Article
Language:English
Published: Alexandru Ioan Cuza University of Iasi 2024-12-01
Series:Journal of Plant Development
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Online Access:https://plant-journal.uaic.ro/docs/2024/4.pdf
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author Naraganahalli Dasappa YOGENDRA
Rajesh RAVI KUMARA
Paddambail Ellianna KEERTHI
Thankaswamy ARUL PRAKASH
Velusamy SUNDERASAN
author_facet Naraganahalli Dasappa YOGENDRA
Rajesh RAVI KUMARA
Paddambail Ellianna KEERTHI
Thankaswamy ARUL PRAKASH
Velusamy SUNDERASAN
author_sort Naraganahalli Dasappa YOGENDRA
collection DOAJ
description The study was conducted to assess the patchouli crop responses to varying light intensities: full-sunlight (open-condition), 30% shade, and 50% shade. It showed notable variations in growth, development, essential oil yield, and chemical composition between full-sunlight and partial-shade conditions. Plants grown in 50% shade exhibited significant increases in height (113.83 cm), inter-nodal length (8.81 cm), leaf area (59.17 cm2), petiole length (3.78 cm), and width (3.44 mm) compared to open conditions. However, reductions in branches/plant (14.26), fresh weight (152.95 g), dry weight (29.64 g), leaf thickness (117.57 µm), number of trichomes (13.14 no./mm2), number of oil glands (10.14 no./mm2), and oil content (0.98%) were observed in 50% shade plants compared to open conditions. Anatomical modifications like bundle sheath extensions (BSEs) were present in 30% and 50% of shade-grown plants but absent in open-condition-grown plants.
format Article
id doaj-art-d67ae95a48984c30b3182cffc9527442
institution Kabale University
issn 2065-3158
2066-9917
language English
publishDate 2024-12-01
publisher Alexandru Ioan Cuza University of Iasi
record_format Article
series Journal of Plant Development
spelling doaj-art-d67ae95a48984c30b3182cffc95274422025-01-17T11:23:09ZengAlexandru Ioan Cuza University of IasiJournal of Plant Development2065-31582066-99172024-12-01315364https://doi.org/10.47743/jpd.2024.31.1.951SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROPNaraganahalli Dasappa YOGENDRA0https://orcid.org/0000-0002-1991-7199Rajesh RAVI KUMARA1https://orcid.org/0009-0005-0527-2624Paddambail Ellianna KEERTHI2https://orcid.org/0000-0002-3697-8196Thankaswamy ARUL PRAKASH3https://orcid.org/0000-0002-2550-098XVelusamy SUNDERASAN4https://orcid.org/0000-0002-7999-8867Central Institute of Medicinal and Aromatic Plants, Research Center, 560065, Bengaluru – India Academy of Scientific and Innovative Research (AcSIR), 201002, Ghaziabad – IndiaCentral Institute of Medicinal and Aromatic Plants, Research Center, 560065, Bengaluru – IndiaCentral Institute of Medicinal and Aromatic Plants, Research Center, 560065, Bengaluru – IndiaCentral Institute of Medicinal and Aromatic Plants, Research Center, 560065, Bengaluru – IndiaCentral Institute of Medicinal and Aromatic Plants, Research Center, 560065, Bengaluru – India Academy of Scientific and Innovative Research (AcSIR), 201002, Ghaziabad – IndiaThe study was conducted to assess the patchouli crop responses to varying light intensities: full-sunlight (open-condition), 30% shade, and 50% shade. It showed notable variations in growth, development, essential oil yield, and chemical composition between full-sunlight and partial-shade conditions. Plants grown in 50% shade exhibited significant increases in height (113.83 cm), inter-nodal length (8.81 cm), leaf area (59.17 cm2), petiole length (3.78 cm), and width (3.44 mm) compared to open conditions. However, reductions in branches/plant (14.26), fresh weight (152.95 g), dry weight (29.64 g), leaf thickness (117.57 µm), number of trichomes (13.14 no./mm2), number of oil glands (10.14 no./mm2), and oil content (0.98%) were observed in 50% shade plants compared to open conditions. Anatomical modifications like bundle sheath extensions (BSEs) were present in 30% and 50% of shade-grown plants but absent in open-condition-grown plants.https://plant-journal.uaic.ro/docs/2024/4.pdfbundle sheath extensions (bses)oil glandspatchouliphenotypic plasticityshade stress
spellingShingle Naraganahalli Dasappa YOGENDRA
Rajesh RAVI KUMARA
Paddambail Ellianna KEERTHI
Thankaswamy ARUL PRAKASH
Velusamy SUNDERASAN
SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
Journal of Plant Development
bundle sheath extensions (bses)
oil glands
patchouli
phenotypic plasticity
shade stress
title SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
title_full SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
title_fullStr SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
title_full_unstemmed SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
title_short SHADE-INDUCED PHENOTYPIC PLASTICITY AND ITS IMPACT ON THE ECONOMIC TRAITS OF PATCHOULI, POGOSTEMON CABLIN (BLANCO) BENTH., A HIGH-VALUE AROMATIC CROP
title_sort shade induced phenotypic plasticity and its impact on the economic traits of patchouli pogostemon cablin blanco benth a high value aromatic crop
topic bundle sheath extensions (bses)
oil glands
patchouli
phenotypic plasticity
shade stress
url https://plant-journal.uaic.ro/docs/2024/4.pdf
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