BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY

The aim of the study is to investigate the spring sap of 15 different grape varieties during the spring season – April 2024 in an experimental vineyard of the Institute of Agriculture – Kyustendil, Bulgaria. The methods used in this research have been: physico-chemical and agro-ecological studies of...

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Main Authors: Anton SOTIROV, Simeon KRUMOV
Format: Article
Language:English
Published: University of Agricultural Sciences and Veterinary Medicine, Bucharest 2024-01-01
Series:Scientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development
Online Access:https://managementjournal.usamv.ro/pdf/vol.24_3/Art89.pdf
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author Anton SOTIROV
Simeon KRUMOV
author_facet Anton SOTIROV
Simeon KRUMOV
author_sort Anton SOTIROV
collection DOAJ
description The aim of the study is to investigate the spring sap of 15 different grape varieties during the spring season – April 2024 in an experimental vineyard of the Institute of Agriculture – Kyustendil, Bulgaria. The methods used in this research have been: physico-chemical and agro-ecological studies of the spring grape sap and determination of the oxidation sustainability of the sap for each studied grape cultivar, using the Pourbaix pH-Eh water diagram. 1) main conclusion is that the grape sap consists salt on the level of saturation, and this delicate equilibrium in water-salt balance must not be disturbed; 2) the sap is very susceptible to oxidation and adding of ascorbic acid as antioxidant in the soil will be useful for the common physiology of the grapevine cultivars, 3) ascorbic acid circulates in nature and might pass through the root onto the plant, moreover, the roots of the plants may synthesizeс ascorbic acid; 4) grape sap is a bio-indicator for contamination of the environment, and specially of the soil as cyanuric acid and nitrates passes through the root to the plant, but some other contaminators as Pb, As, Radiation cannot be claimed from the present study.
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spelling doaj-art-e8014ac5c6444cdb9b8ff9cfeebfcbdf2025-08-20T02:40:21ZengUniversity of Agricultural Sciences and Veterinary Medicine, BucharestScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development2284-79952285-39522024-01-01243833840159BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITYAnton SOTIROVSimeon KRUMOVThe aim of the study is to investigate the spring sap of 15 different grape varieties during the spring season – April 2024 in an experimental vineyard of the Institute of Agriculture – Kyustendil, Bulgaria. The methods used in this research have been: physico-chemical and agro-ecological studies of the spring grape sap and determination of the oxidation sustainability of the sap for each studied grape cultivar, using the Pourbaix pH-Eh water diagram. 1) main conclusion is that the grape sap consists salt on the level of saturation, and this delicate equilibrium in water-salt balance must not be disturbed; 2) the sap is very susceptible to oxidation and adding of ascorbic acid as antioxidant in the soil will be useful for the common physiology of the grapevine cultivars, 3) ascorbic acid circulates in nature and might pass through the root onto the plant, moreover, the roots of the plants may synthesizeс ascorbic acid; 4) grape sap is a bio-indicator for contamination of the environment, and specially of the soil as cyanuric acid and nitrates passes through the root to the plant, but some other contaminators as Pb, As, Radiation cannot be claimed from the present study.https://managementjournal.usamv.ro/pdf/vol.24_3/Art89.pdf
spellingShingle Anton SOTIROV
Simeon KRUMOV
BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
Scientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development
title BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
title_full BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
title_fullStr BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
title_full_unstemmed BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
title_short BIOCHEMISTRY OF SPRING SAP OF DIFFERENT GRAPEVINE CULTIVARS AND ITS IMPACT ON CROP QUANTITY AND QUALITY
title_sort biochemistry of spring sap of different grapevine cultivars and its impact on crop quantity and quality
url https://managementjournal.usamv.ro/pdf/vol.24_3/Art89.pdf
work_keys_str_mv AT antonsotirov biochemistryofspringsapofdifferentgrapevinecultivarsanditsimpactoncropquantityandquality
AT simeonkrumov biochemistryofspringsapofdifferentgrapevinecultivarsanditsimpactoncropquantityandquality