Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients

Micronutrient (iron, zinc and boron) deficiencies are a basic and prominent factor affecting grape quality and yield in the Pothwar region. To overcome these deficiencies, different levels of micronutrients were applied foliarly on grapevines at five different berry developmental stages during two c...

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Main Authors: Irfan Ali, Xiukang Wang, Wazir Mohsin Abbas, Mahmood Ul Hassan, Muhammad Shafique, Mohammad Javed Tareen, Sajid Fiaz, Waseem Ahmed, Abdul Qayyum
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Horticulturae
Subjects:
Online Access:https://www.mdpi.com/2311-7524/7/11/462
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author Irfan Ali
Xiukang Wang
Wazir Mohsin Abbas
Mahmood Ul Hassan
Muhammad Shafique
Mohammad Javed Tareen
Sajid Fiaz
Waseem Ahmed
Abdul Qayyum
author_facet Irfan Ali
Xiukang Wang
Wazir Mohsin Abbas
Mahmood Ul Hassan
Muhammad Shafique
Mohammad Javed Tareen
Sajid Fiaz
Waseem Ahmed
Abdul Qayyum
author_sort Irfan Ali
collection DOAJ
description Micronutrient (iron, zinc and boron) deficiencies are a basic and prominent factor affecting grape quality and yield in the Pothwar region. To overcome these deficiencies, different levels of micronutrients were applied foliarly on grapevines at five different berry developmental stages during two consecutive growing seasons (2018 and 2019). The data suggested that foliar treatment of micronutrients significantly increased the yield, number of bunches per vine, bunch weight, yield per vines, bunch length, berry number per cluster, berry diameter, berry weight and cluster compactness. The biochemical quality attributes of berries, including sugars (reducing, non-reducing as well as total sugars), ascorbic acid content, pH and TSS values, were at their highest levels in grapevines supplemented with Fe, Zn and B treatment at 200 ppm, respectively, i.e., the highest concentrations used. Biochemical leaf values, including chlorophyll a and b and leaf micronutrient content (Fe, Zn and B), were also highest in grapevines that were sprayed with Fe, Zn and B at 200 ppm. Overall, the results revealed that the performance of grapevine cv. ‘Flame Seedless’ growing in agroclimatic conditions of the Pothwar region was improved as a result of the foliar application of Fe, Zn and B at 200 ppm. The results also suggested that a further increase in the concentration of each nutrient might be helpful to obtain berries of improved quantity and quality.
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spelling doaj.art-5b1d645947d4415886375adc6b199bb82023-11-22T23:34:02ZengMDPI AGHorticulturae2311-75242021-11-0171146210.3390/horticulturae7110462Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied MicronutrientsIrfan Ali0Xiukang Wang1Wazir Mohsin Abbas2Mahmood Ul Hassan3Muhammad Shafique4Mohammad Javed Tareen5Sajid Fiaz6Waseem Ahmed7Abdul Qayyum8Department of Horticulture, PMAS-Arid Agriculture University Rawalpindi, Rawalpindi 46300, PakistanCollege of Life Sciences, Yan’an University, Yan’an 716000, ChinaDepartment of Horticulture, PMAS-Arid Agriculture University Rawalpindi, Rawalpindi 46300, PakistanDepartment of Plant Breeding & Genetics, PMAS-Arid Agriculture University Rawalpindi, Rawalpindi 46300, PakistanDepartment of Horticulture, Sub-Campus Burewala, University of Agriculture Faisalabad, Vehari 61010, PakistanAgriculture Research Institute, Quetta 87300, PakistanDepartment of Plant Breeding & Genetics, The University of Haripur, Haripur 22620, PakistanDepartment of Horticulture, The University of Haripur, Haripur 22620, PakistanDepartment of Agronomy, The University of Haripur, Haripur 22620, PakistanMicronutrient (iron, zinc and boron) deficiencies are a basic and prominent factor affecting grape quality and yield in the Pothwar region. To overcome these deficiencies, different levels of micronutrients were applied foliarly on grapevines at five different berry developmental stages during two consecutive growing seasons (2018 and 2019). The data suggested that foliar treatment of micronutrients significantly increased the yield, number of bunches per vine, bunch weight, yield per vines, bunch length, berry number per cluster, berry diameter, berry weight and cluster compactness. The biochemical quality attributes of berries, including sugars (reducing, non-reducing as well as total sugars), ascorbic acid content, pH and TSS values, were at their highest levels in grapevines supplemented with Fe, Zn and B treatment at 200 ppm, respectively, i.e., the highest concentrations used. Biochemical leaf values, including chlorophyll a and b and leaf micronutrient content (Fe, Zn and B), were also highest in grapevines that were sprayed with Fe, Zn and B at 200 ppm. Overall, the results revealed that the performance of grapevine cv. ‘Flame Seedless’ growing in agroclimatic conditions of the Pothwar region was improved as a result of the foliar application of Fe, Zn and B at 200 ppm. The results also suggested that a further increase in the concentration of each nutrient might be helpful to obtain berries of improved quantity and quality.https://www.mdpi.com/2311-7524/7/11/462fruit qualitygrapesmicronutrientsfoliar sprayascorbic acid
spellingShingle Irfan Ali
Xiukang Wang
Wazir Mohsin Abbas
Mahmood Ul Hassan
Muhammad Shafique
Mohammad Javed Tareen
Sajid Fiaz
Waseem Ahmed
Abdul Qayyum
Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
Horticulturae
fruit quality
grapes
micronutrients
foliar spray
ascorbic acid
title Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
title_full Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
title_fullStr Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
title_full_unstemmed Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
title_short Quality Responses of Table Grapes ‘Flame Seedless’ as Effected by Foliarly Applied Micronutrients
title_sort quality responses of table grapes flame seedless as effected by foliarly applied micronutrients
topic fruit quality
grapes
micronutrients
foliar spray
ascorbic acid
url https://www.mdpi.com/2311-7524/7/11/462
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