Evaluation and description of three grape cultivars suitable for export under Egyptian conditions

Document Type : Original research paper

Authors

1 Horticulture department - agriculture fac.. tanta univ.

2 Viticulture Department, Horticulture Research Institute, Agricultural Research Center, Giza

3 Horticulture Department, Faculty of Agriculture, Tanta University

Abstract

This study was carried out for two successive seasons, 2021 and 2022, and conducted evaluation for newly introduced grape cultivars namely Early Sweet, Sweet Celebration and Sweet Sapphire, grafted on freedom rootstock under Menoufia Governorate conditions, These varieties were brought and cultivated by El-Beltagy Company for Export and Agricultural Reclamation - Cairo-Alexandria, Desert Road during the grape export season, Menoufia Governorate. Results showed the Sweet grape cultivar was the earliest cultivars with regard to the phenological dates and recorded the highest number of clusters, number of marketable clusters/vine, cluster weight and yield/vine followed by Sweet Celebration, followed by Sweet Sapphire grapevine grape in the two seasons. While, Sweet Sapphire cultivar recorded the highest number of shoots per vine, shoot length , number of leaves/vine, average leaf area berry length and diameter followed by Early Sweet followed by Sweet Celebration grapevine in both seasons. The studied cultivars were characterized by good vegetative growth, yield, and berry quality and proved that Early Sweet grapevine Cv., early ripping. Sweet Celebration grapevine has medium ripping, while, Sweet Sapphire grapevine has late ripping. The production of these three varieties covers the export season from the beginning of May until the end of September.

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