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204908

TRIALS FOR IMPROVING GROWTH AND PRODUCTIVITY OF TOMATO (Lycopersicon esculentum, Mill.) PLANTS GROWN IN WINTER SEASON.

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Last updated: 04 Jan 2025

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Abstract

Growth of tomato plants cv. Castel–Rock grown in winter season under open field conditions during 2004/05 and 2005/06 growing seasons was positively affected by application of boron and zinc each at 50 & 100 ppm, calcium and phosphorus at 250 and 500 ppm for each . Since, significant increase  of stem length , number of branches and leaves /plant, total leaf area, fresh and dry weights of both stems and leaves was existed. However, a significant reduction in the assimilation rate was obtained with all applied treatments . The two applied concentrations of each elements parally increased photosynthetic pigments, minerals (N, P, K,Ca and Mg), sugars, carbohydrates and protein concentrations in leaves when compared with those of untreated plants . The obtained vigorous growth of tomato with different applied treatments was accompanied by an obvious alteration in many anatomical features of leaves. Here, all applied treatments increased lamina thickness and its comprising tissues, i.e., upper and lower epidermis, palisade and spongy tissues. Besides, thickness of midrib, dimensions of vascular bundle and thickness of  phloem and xylem tissues were also increased. Moreover, the applied element treatments caused earliness of flower anthesis and also increased the number of flowers, percentage of fruit setting, number and weight of fruits /plant. The highest total fruit yield was obtained with Ca at 500 ppm followed by Zn at 100 ppm then B at 100 ppm and Pat 5s00 ppm, respectively. Meanwhile, chemical composition as minerals, sugars, carbohydrates, vitamin C and total soluble solids in tomato fruits were also increased. Therefore, the present study strongly recommend the use of such nutrient elements not only to improve growth but also to increase earliness and total tomato production specially in winter season to avoide all cautions about inserting greenhouses in agricultural system.

DOI

10.21608/jpp.2007.204908

Authors

First Name

A.

Last Name

Wanas

MiddleName

L.

Affiliation

Dept. of Agric. Bot., Fac. of Agric., Moshtohor, Benha Univ., Egypt.

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Volume

32

Article Issue

2

Related Issue

28863

Issue Date

2007-02-01

Receive Date

2021-11-15

Publish Date

2007-02-01

Page Start

991

Page End

1,009

Print ISSN

2090-3669

Online ISSN

2090-374X

Link

https://jpp.journals.ekb.eg/article_204908.html

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https://jpp.journals.ekb.eg/service?article_code=204908

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13

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Original Article

Type Code

887

Publication Type

Journal

Publication Title

Journal of Plant Production

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https://jpp.journals.ekb.eg/

MainTitle

TRIALS FOR IMPROVING GROWTH AND PRODUCTIVITY OF TOMATO (Lycopersicon esculentum, Mill.) PLANTS GROWN IN WINTER SEASON.

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Article

Created At

22 Jan 2023