First Report of Boeremia exigua var. exigua Causing Stem and Leaf Spot on Common Speedwell in Switzerland
نویسندگان
چکیده
منابع مشابه
اولین گزارش وقوع Boeremia exigua روی گوجه فرنگی در ایران
طی زمستان 1391 روی میوه های گوجه فرنگی در بازارهای شهرستان زنجان، علائم پوسیدگی سیاه رنگ و زخم‌های چوب‌پنبه‌ای مشاهده شد. پس از کشت بافت‌های آلوده در محیط کشت سیب‌زمینی- دکستروز- آگار (PDA)، قارچی پیکنیدیوم دار جدا گردید و این جدایه به عنوان گونه ای از جنس Phoma شناسایی شد. شناسایی گونه بر اساس ویژگی‌های کلیدی جدایه قارچی در محیط کشت‌های جو- آگار (OA) و مالت- آگار(MEA) انجام گردید (Bo...
متن کاملFirst Report of Fusarium subglutinans Causing Leaf Spot Disease on Cymbidium Orchids in Korea
In 2006~2010, leaf spot symptoms, that is, small, yellow spots that turned into dark brown-to-black lesions surrounded by a yellow halo, were observed on Cymbidium spp. in Gongju, Taean, and Gapyeong in Korea. A Fusarium species was continuously isolated from symptomatic leaves; in pathogenicity testing, isolates caused leaf spot symptoms consisting of sunken, dark brown lesions similar to the ...
متن کاملfirst report of cladosporium sphaerospermum causing leaf spot disease of aloe vera in india
this paper deals with the study of a leaf spot disease observed on aloe vera leaves in various nurseries and botanical gardens during the routine surveys of two consecutive years of 2010 and 2011. the symptoms appeared in the form of circular to oval, brown to black, sunken spots on abaxial surface of leaves. the disease was observed only in january to february during the survey. colonieson pda...
متن کاملFirst Report of Myrothecium roridum Causing Leaf and Stem Rot Disease on Peperomia quadrangularis in Korea
In 2010, symptoms of leaf and stem rot were observed on potted plants (Peperomia quadrangularis) in a greenhouse in Yongin, Korea. The causative pathogen was identified as Myrothecium roridum based on morphological data, internal transcribed spacer sequence analysis, and pathogenicity test. To our knowledge, this is the first report of M. roridum causing leaf and stem rot disease on P. quadrang...
متن کاملActivity and Persistence of Steinernema carpocapsae and Spodoptera exigua Nuclear Polyhedrosis Virus against S. exigua Larvae on Soybean.
Experiments were conducted to assess the effects of the entomopathogenic nematode Steinernema carpocapsae and Spodoptera exigua multinucleocapsid nuclear polyhedrosis virus (SeMNPV), alone and in combinations, on mortality of the beet armyworm, S. exigua, larvae on soybean. In 1991 tests, field-grown soybean plants were treated with S. carpocapsae at 0.3 and 0.6 nematodes/cm(2) of leaflet, SeMN...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Plant Disease
سال: 2018
ISSN: 0191-2917,1943-7692
DOI: 10.1094/pdis-05-17-0677-pdn