نتایج جستجو برای: leaf spotting pathogen

تعداد نتایج: 153226  

Journal: :Plant protection 2022

The cabbage (Brassica oleracea var. capitata) is an herbaceous annual or biennial vegetable in the family Brassicaceae grown for its edible head. white mold one of destructive diseases prevalent worldwide. present study reports finding four fungicides and botanicals management pathogen. efficacy was evaluated against pathogen Sclerotiorum sclerotiorum (Lib) de Bary on PDA medium through poisone...

Journal: :Neurocomputing 2017
Sujing Wang Shuhang Wu Xingsheng Qian Jingxiu Li Xiaolan Fu

There is an increasing interests in micro-expression researches. Spotting micro-expressions in long-term videos is very important, not only for providing clues for lie detection, but also for reducing the labor required to collect micro-expression data. However, little progress has been made in spotting micro-expressions. In this paper, we propose a Main Directional Maximal Difference (MDMD) An...

2000
Taeho Jo Jerry H. Seo Hyeon Kim

Topic spotting is the task of assigning a category to the document, among the predefined categories. Topic spotting is called text categorization. Controlled indexing is the procedure of extracting the informative terms reflecting its contents, from the text. There are two kinds of repositories, in the proposed scheme of topic spotting; one is the integrated repository for controlled indexing a...

2005
Jonathan Alon Vassilis Athitsos Stan Sclaroff

Gesture spotting is the challenging task of locating the start and end frames of the video stream that correspond to a gesture of interest, while at the same time rejecting non-gesture motion patterns. This paper proposes a new gesture spotting and recognition algorithm that is based on the continuous dynamic programming (CDP) algorithm, and runs in real-time. To make gesture spotting efficient...

Journal: :Proceedings of the Royal Society B: Biological Sciences 2007

2014
Young Phil Choi Narayan Chandra Paul Hyang Burm Lee Seung Hun Yu

Leaf spot disease was observed in sesame (Sesamum indicum L.) during 2009 and 2010 in Korea. The pathogen was identified as Alternaria simsimi based on morphological and cultural characteristics. The morphological identification was well supported by phylogenetic analysis of the ribosomal DNA-internal transcribed spacer region. A. simsimi isolates caused spot symptoms on leaves and stems of ses...

Journal: :International Organization of Citrus Virologists Conference Proceedings (1957-2010) 1972

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