African Journal of
Microbiology Research

  • Abbreviation: Afr. J. Microbiol. Res.
  • Language: English
  • ISSN: 1996-0808
  • DOI: 10.5897/AJMR
  • Start Year: 2007
  • Published Articles: 5233

Full Length Research Paper

Chemical control of dry bubble disease induced by Verticillium fungicola [Preuss] Hassebr on white button mushroom, Agaricus bisporous

Narendra Kumar Jatav*
  • Narendra Kumar Jatav*
  • Plant Pathology Department, Parmanand Degree College Gajsinghpur Sri Ganganagar, 335024 Affiliated to Swami Keshawa Nand Rajasthan Agricultural University, Bikaner Rajasthan, India
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Ram Singh Rana
  • Ram Singh Rana
  • Plant Pathology Department, CCSHAU, Hisar Haryana, India
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Jeeva Ram Verma
  • Jeeva Ram Verma
  • Plant Pathology Department, Jodhpur Agricultural University, Rajasthan, India
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Shri Kishan Bairwa Verma
  • Shri Kishan Bairwa Verma
  • Plant Pathology Department, Agricultural Research Station, Sri Ganganagar, Swami Keshawa Nand Rajasthan Agricultural University, Bikaner Rajasthan, India
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  •  Received: 03 April 2014
  •  Accepted: 06 May 2014
  •  Published: 28 May 2014

Abstract

Dry bubble disease induced by Verticillium fungicola has been observed as an important disease of white button mushroom (Agaricus bisporus) in India. The symptoms produced on well differentiated fruit body are localized light brown depressed spots. The adjacent spots coalesce together to form irregular blotches. If the host pathogen infection is established before differentiation, sclerodermoid fruiting bodies appear on casing surface. All the four fungitoxicants tested in vitro by poisoned food technique inhibited the growth of V. fungicola and A. bisporus. Carbendazim gave highest percent growth inhibition of pathogen and host followed by Thiophanate-methyl, Dithane Z-78 and Dithane M-45. In all the fungitoxicants when tested in bed condition, Carbendazim was observed to be most effective in reducing the disease incidence

 

Key words: Agaricus bisporus, Verticillium fungicola, dry bubble, carbendazim, thiophanate-methyl, dithane Z-78 and dithane M-45.