Journal of Horticultural Science
with the collaboration of Iranian Scientific Association for Landscape (ISAL)

Effect of Humic acid on Growth and Yield of Tomato cv. Isabela

Document Type : Research Article

Authors

Soheila Kamari
Gholamali Peyvast
Mahmood Ghasemnejad
https://doi.org/10.22067/jhorts4.v0i0.18148
Abstract
Humic acid, which has hormone- like activity , not only enhances plant growth and nutrients uptake but also improve stress tolerance. To determine the effect of humic acid on the yield and vegetative characteristics of tomato an experiment was conducted with tomato cv. `Isabela` in 2008 in a plastic tunnel at the Agriculture Faculty, Guilan University using randomized completely design with four treatments (0, 1, 2, 3 mg l-1 humic acid) and three replications. Humic acid was sprayed four times during the vegetation period with 10- day intervals after three weeks of planting. Results showed that humic acid could affect significantly (P

Keywords

Tomato
Humic acid
yield
Foliar spray
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Journal of Horticultural Science
Volume 26, Issue 4 - Serial Number 4
Winter 2013
Pages 358-363

  • Receive Date 29 December 2012
  • First Publish Date 19 February 2013

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