نتایج جستجو برای: black root rot

تعداد نتایج: 286338  

سعیده شهریاری نژاد سید علی اصغر فتحی,

During the growing seasons of 2009 and 2010, same tomato fields throughout Marvdasht  were visited  and  96 isolates of Fusarium spp. were collected from root, crown and stem of diseased tomato plants. Isolates were identified as based on morphological characteristics. They were divided into four species namely: Fusarium solani, F. pseudoanthophilum, F. oxysporum and F. equiseti. These species,...

Journal: :Journal of nematology 1990
M J Celetti H W Johnston J Kimpinski H W Platt

Eight commercial pea fields on Prince Edward Island were sampled in June and July over a 2-year period (1986-87) to determine soil population densities and the incidence of nematodes and fungi associated with root rot of peas. Root lesion nematodes (Pratylenchus spp.) were the dominant endoparasitic nematodes recovered from roots and soil. Low populations of the northern root-knot nematode (Mel...

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