<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Two tomato morphotypes (cvs. Favorita, Organza and Azarro) of different fruit size were grown during 2005-2006 on a rockwool substrate under greenhouse conditions. Leaf area index (LAI), solar radiation absorption coefficient (TAO) and leaf area duration (LAD) were determined. Tested tomato cultivars proved different yielding strategies expressed by dissimilar values of the measured and calculated physiological indices (LAI, LAD, TAO and the canopy yielding efficiency). Cv. Organza showed the highest canopy yielding efficiency, cv. Azarro showed a negative dependence between LAD and yield, while cv. Favorita canopy architecture allowed to achieve better penetration of light energy to lower canopy layers and showed better tolerance of this cultivar to thermal stress.</p></abstract>

Two tomato morphotypes (cvs. Favorita, Organza and Azarro) of different fruit size were grown during 2005-2006 on a rockwool substrate under greenhouse conditions. Leaf area index (LAI), solar radiation absorption coefficient (TAO) and leaf area duration (LAD) were determined. Tested tomato cultivars proved different yielding strategies expressed by dissimilar values of the measured and calculated physiological indices (LAI, LAD, TAO and the canopy yielding efficiency). Cv. Organza showed the highest canopy yielding efficiency, cv. Azarro showed a negative dependence between LAD and yield, while cv. Favorita canopy architecture allowed to achieve better penetration of light energy to lower canopy layers and showed better tolerance of this cultivar to thermal stress.

Canopy Architecture and Yielding of Different Tomato Morphotypes Under Glasshouse Conditions

Department of Vegetable and Medicinal Plants, Warsaw University of Life Sciences, Nowoursynowska 166, 02-787 Warsaw, Poland

Department of Plant Physiology, Warsaw University of Life Sciences, Nowoursynowska 166, 02-787 Warsaw, Poland

Journal of Fruit and Ornamental Plant Research

Two tomato morphotypes (cvs. Favorita, Organza and Azarro) of different fruit size were grown during 2005-2006 on a rockwool substrate under greenhouse...

Canopy Architecture and Yielding of Different Tomato Morphotypes Under Glasshouse Conditions

Published Online: Jul 31, 2009

Page range: 49 - 58

DOI: https://doi.org/10.2478/v10032-009-0005-z

Keywords
canopy architecture, LAD, LAI, TAO, tomato morphotype, yielding

This content is open access.

Canopy Architecture and Yielding of Different Tomato Morphotypes Under Glasshouse Conditions

Published Online: Jul 31, 2009

Page range: 49 - 58

DOI: https://doi.org/10.2478/v10032-009-0005-z

Keywordscanopy architecture, LAD, LAI, TAO, tomato morphotype, yielding

This content is open access.

Keywords
canopy architecture, LAD, LAI, TAO, tomato morphotype, yielding