Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value
Due to the combined climate and biodiversity crisis, the sustainable utilization of phytogenetic resources stands as a one-way alternative, while nutrient management strategies are gaining an increasing role in agriculture. Building on previous studies regarding the Endangered local endemic of Crete...
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MDPI AG
2024-02-01
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author | Konstantinos Paschalidis Dimitrios Fanourakis Georgios Tsaniklidis Ioannis Tsichlas Vasileios A. Tzanakakis Fotis Bilias Eftihia Samara Ioannis Ipsilantis Katerina Grigoriadou Theodora Matsi Nikos Krigas Georgios Tsoktouridis |
author_facet | Konstantinos Paschalidis Dimitrios Fanourakis Georgios Tsaniklidis Ioannis Tsichlas Vasileios A. Tzanakakis Fotis Bilias Eftihia Samara Ioannis Ipsilantis Katerina Grigoriadou Theodora Matsi Nikos Krigas Georgios Tsoktouridis |
author_sort | Konstantinos Paschalidis |
collection | DOAJ |
description | Due to the combined climate and biodiversity crisis, the sustainable utilization of phytogenetic resources stands as a one-way alternative, while nutrient management strategies are gaining an increasing role in agriculture. Building on previous studies regarding the Endangered local endemic of Crete (Greece) <i>Carlina diae</i> (Asteraceae), with medicinal and ornamental value, this investigation focused on its pilot cultivation and fertilization (foliar or soil application). Foliar application comprised inorganic fertilization (conventional) or integrated nutrient management (INM). Soil application consisted of conventional inorganic fertilizers, biostimulants, or INM with biostimulants. Above-ground biomass content of nutrients, leaf chlorophyll fluorescence, and color parameters (SPAD meter, DA meter, Chroma Meter) were estimated. The leaf chlorophyll content, three key antioxidant compounds, and nutrient titers were also determined. The fertilization scheme did not influence plant growth and visually perceived quality (leaf color and shape). Notably, foliar INM fertilization increased biomass partitioning to inflorescences (harvestable organs for either medicinal or ornamental purposes) and decreased tissue water content (facilitating processing). Considering all three antioxidants together, INM with biostimulant appeared the optimum scheme, being associated with the highest (carotenoids, phenolics) or the second highest (flavonoid) content. In <i>C. diae</i>, therefore, INM fertilization was optimal for upgrading yield (foliar) and herbal quality in terms of antioxidant profile (INM with biostimulant), which might be embraced as an eco-friendly approach for high-quality yields. |
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language | English |
last_indexed | 2024-03-07T22:46:42Z |
publishDate | 2024-02-01 |
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spelling | doaj.art-897050e568664d698dcbe2e95abefdce2024-02-23T15:03:44ZengMDPI AGAgriculture2077-04722024-02-0114225910.3390/agriculture14020259Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental ValueKonstantinos Paschalidis0Dimitrios Fanourakis1Georgios Tsaniklidis2Ioannis Tsichlas3Vasileios A. Tzanakakis4Fotis Bilias5Eftihia Samara6Ioannis Ipsilantis7Katerina Grigoriadou8Theodora Matsi9Nikos Krigas10Georgios Tsoktouridis11Department of Agriculture, School of Agricultural Sciences, Hellenic Mediterranean University, 71410 Heraklion, GreeceDepartment of Agriculture, School of Agricultural Sciences, Hellenic Mediterranean University, 71410 Heraklion, GreeceInstitute of Olive Tree, Subtropical Crops and Viticulture, Hellenic Agricultural Organization Demeter (ELGO-DIMITRA), 73134 Chania, GreeceDepartment of Agriculture, School of Agricultural Sciences, Hellenic Mediterranean University, 71410 Heraklion, GreeceDepartment of Agriculture, School of Agricultural Sciences, Hellenic Mediterranean University, 71410 Heraklion, GreeceSoil Science Laboratory, School of Agriculture, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceSoil Science Laboratory, School of Agriculture, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceSoil Science Laboratory, School of Agriculture, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceInstitute of Plant Breeding and Genetic Resources, Hellenic Agricultural Organization Demeter (ELGO-DIMITRA), P.O. Box 60458, 57001 Thermi, GreeceSoil Science Laboratory, School of Agriculture, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceInstitute of Plant Breeding and Genetic Resources, Hellenic Agricultural Organization Demeter (ELGO-DIMITRA), P.O. Box 60458, 57001 Thermi, GreeceInstitute of Plant Breeding and Genetic Resources, Hellenic Agricultural Organization Demeter (ELGO-DIMITRA), P.O. Box 60458, 57001 Thermi, GreeceDue to the combined climate and biodiversity crisis, the sustainable utilization of phytogenetic resources stands as a one-way alternative, while nutrient management strategies are gaining an increasing role in agriculture. Building on previous studies regarding the Endangered local endemic of Crete (Greece) <i>Carlina diae</i> (Asteraceae), with medicinal and ornamental value, this investigation focused on its pilot cultivation and fertilization (foliar or soil application). Foliar application comprised inorganic fertilization (conventional) or integrated nutrient management (INM). Soil application consisted of conventional inorganic fertilizers, biostimulants, or INM with biostimulants. Above-ground biomass content of nutrients, leaf chlorophyll fluorescence, and color parameters (SPAD meter, DA meter, Chroma Meter) were estimated. The leaf chlorophyll content, three key antioxidant compounds, and nutrient titers were also determined. The fertilization scheme did not influence plant growth and visually perceived quality (leaf color and shape). Notably, foliar INM fertilization increased biomass partitioning to inflorescences (harvestable organs for either medicinal or ornamental purposes) and decreased tissue water content (facilitating processing). Considering all three antioxidants together, INM with biostimulant appeared the optimum scheme, being associated with the highest (carotenoids, phenolics) or the second highest (flavonoid) content. In <i>C. diae</i>, therefore, INM fertilization was optimal for upgrading yield (foliar) and herbal quality in terms of antioxidant profile (INM with biostimulant), which might be embraced as an eco-friendly approach for high-quality yields.https://www.mdpi.com/2077-0472/14/2/259INMenhanced efficiency fertilizerscarotenoidsflavonoidsGreeceherbal quality |
spellingShingle | Konstantinos Paschalidis Dimitrios Fanourakis Georgios Tsaniklidis Ioannis Tsichlas Vasileios A. Tzanakakis Fotis Bilias Eftihia Samara Ioannis Ipsilantis Katerina Grigoriadou Theodora Matsi Nikos Krigas Georgios Tsoktouridis Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value Agriculture INM enhanced efficiency fertilizers carotenoids flavonoids Greece herbal quality |
title | Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value |
title_full | Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value |
title_fullStr | Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value |
title_full_unstemmed | Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value |
title_short | Integrated Nutrient Management Boosts Inflorescence Biomass and Antioxidant Profile of <i>Carlina diae</i> (Asteraceae)—An Endangered Local Endemic Plant of Crete with Medicinal and Ornamental Value |
title_sort | integrated nutrient management boosts inflorescence biomass and antioxidant profile of i carlina diae i asteraceae an endangered local endemic plant of crete with medicinal and ornamental value |
topic | INM enhanced efficiency fertilizers carotenoids flavonoids Greece herbal quality |
url | https://www.mdpi.com/2077-0472/14/2/259 |
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