Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit

Fresh pistachio fruit cv. Kalleghochi was harvested from the exterior and interior parts of the tree canopy in four geographical directions. The fruit position in exterior and interior parts of the tree canopy has a significant influence on the number of nuts per ounce, pistachio splitting, hull wei...

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Main Authors: Behzad Saffari, HamidReza Akhavan
Format: Article
Language:English
Published: Islamic Azad University 2018-12-01
Series:Journal of Nuts
Subjects:
Online Access:http://ijnrs.damghaniau.ac.ir/article_542994_bea99206d7fcebf5d6c6ddd1b8e2710d.pdf
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author Behzad Saffari
HamidReza Akhavan
author_facet Behzad Saffari
HamidReza Akhavan
author_sort Behzad Saffari
collection DOAJ
description Fresh pistachio fruit cv. Kalleghochi was harvested from the exterior and interior parts of the tree canopy in four geographical directions. The fruit position in exterior and interior parts of the tree canopy has a significant influence on the number of nuts per ounce, pistachio splitting, hull weight, shell weight, kernel weight, colour indices and total anthocyanin content. Results indicated that the number of nuts per ounce, pistachio splitting, kernel weight, red skin colour (a<sup>*</sup>) and total anthocyanin content of outer-canopy fruits were higher than the fruits from inner-canopy fruits. Pistachio splitting was highest (98.6%) in outer-canopy in comparison to inner-canopy (50.3%) fruits. Results also indicated that the sunlight exposure increased red colour development and accumulation of anthocyanins. The total anthocyanin contents of hull in outer-canopy were 91% higher than those in inner-canopy fruits. Therefore, phenolic accumulation in pistachio hull may be taken into consideration as an important source of functional compounds in food systems with health promoting effects and antimicrobial activity. Results of this study suggest that the fruit position within the canopy is an important factor in determining physicochemical characteristics of pistachio fruit.
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spelling doaj.art-b3f16b99dc0d42bb9f3217556bc493432022-12-21T23:42:36ZengIslamic Azad UniversityJournal of Nuts2383-319X2383-34162018-12-01092135145542994Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio FruitBehzad Saffari0HamidReza Akhavan1Department of Food Science and Technology, Faculty of Agriculture, Shahid Bahonar University of Kerman, Kerman, IranResearch and Technology Institute of Plant Production (RTIPP), Shahid Bahonar University of Kerman, Kerman, IranFresh pistachio fruit cv. Kalleghochi was harvested from the exterior and interior parts of the tree canopy in four geographical directions. The fruit position in exterior and interior parts of the tree canopy has a significant influence on the number of nuts per ounce, pistachio splitting, hull weight, shell weight, kernel weight, colour indices and total anthocyanin content. Results indicated that the number of nuts per ounce, pistachio splitting, kernel weight, red skin colour (a<sup>*</sup>) and total anthocyanin content of outer-canopy fruits were higher than the fruits from inner-canopy fruits. Pistachio splitting was highest (98.6%) in outer-canopy in comparison to inner-canopy (50.3%) fruits. Results also indicated that the sunlight exposure increased red colour development and accumulation of anthocyanins. The total anthocyanin contents of hull in outer-canopy were 91% higher than those in inner-canopy fruits. Therefore, phenolic accumulation in pistachio hull may be taken into consideration as an important source of functional compounds in food systems with health promoting effects and antimicrobial activity. Results of this study suggest that the fruit position within the canopy is an important factor in determining physicochemical characteristics of pistachio fruit.http://ijnrs.damghaniau.ac.ir/article_542994_bea99206d7fcebf5d6c6ddd1b8e2710d.pdfAnthocyaninFruit positionFruit weightPistachio fruitSunlight
spellingShingle Behzad Saffari
HamidReza Akhavan
Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
Journal of Nuts
Anthocyanin
Fruit position
Fruit weight
Pistachio fruit
Sunlight
title Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
title_full Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
title_fullStr Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
title_full_unstemmed Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
title_short Effects of Location in the Tree Canopy on Some Quality Characteristics of Fresh Pistachio Fruit
title_sort effects of location in the tree canopy on some quality characteristics of fresh pistachio fruit
topic Anthocyanin
Fruit position
Fruit weight
Pistachio fruit
Sunlight
url http://ijnrs.damghaniau.ac.ir/article_542994_bea99206d7fcebf5d6c6ddd1b8e2710d.pdf
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