Results 21 to 30 of about 1,117,339 (265)

Deep Learning-Based Object Detection Improvement for Tomato Disease

open access: yesIEEE Access, 2020
To improve the recognition model accuracy of crop disease leaves and locating diseased leaves, this paper proposes an improved Faster RCNN to detect healthy tomato leaves and four diseases: powdery mildew, blight, leaf mold fungus and ToMV. First, we use
Yang Zhang   +2 more
doaj   +1 more source

Functional analysis and expressional characterization of rice ankyrin repeat-containing protein, OsPIANK1, in basal defense against Magnaporthe oryzae attack. [PDF]

open access: yesPLoS ONE, 2013
The ankyrin repeat-containing protein gene OsPIANK1 (AK068021) in rice (Oryza sativa L.) was previously shown to be upregulated following infection with the rice leaf blight pathogen Xanthomonas oryzae pv oryzae (Xoo).
Shaoliang Mou   +5 more
doaj   +1 more source

First Report of Box Blight Caused by Cylindrocladium pseudonaviculatum (C. buxicola) in British Columbia, Canada

open access: yesPlant Disease, 2013
Boxwoods (Buxus spp.) are common woody ornamental hedging plants in Europe and North America, typically propagated by cuttings. In October 2011, shoot dieback and defoliation was observed on Buxus sempervirens ‘Suffruticosa’ (dwarf English boxwood) and ‘Green Balloon’ in outdoor, 10-cm pots at a wholesale nursery in Chilliwack, British Columbia ...
J F, Elmhirst, B E, Auxier, L A, Wegener
openaire   +2 more sources

The Response of Boxwood Accesstions from Hyrcanian Forest Areas of Northern Iran to Blight Disease (Agent: Calonectria pseudonaviculata) [PDF]

open access: yesپژوهش‌های حفاظت گیاهان ایران
IntroductionThe Caspian boxwood (Buxus sempervirens subsp. hyrcana) trees are endangered, evergreen and endemic species in the Hyrcanian forests areas of northern Iran growing in Guilan, Mazandaran and Golestan provinces.
Seyedeh Masoomeh Zamani   +3 more
doaj   +1 more source

Identification of responsive genes and analysis of genes with bacterial-inducible cis-regulatory elements in the promoter regions in Oryza sativa L.

open access: yesActa Agriculturae Slovenica, 2020
Bacterial blight of rice caused by Xanthomonas oryzae pv. oryzae (Xoo) is one of the most critical diseases in rice.  In order to study rice responsive genes to bacterial stress, microarray data were retrieved from GEO dataset. To identify the responsive
Abbas SAIDI   +2 more
doaj   +1 more source

Application of Gamma Irradiation and Its Convergent Treatments on Several Varieties of Oriental Hybrid Lily to Control Leaf Blight

open access: yesResearch in Plant Disease, 2014
In order to seek more eco-friend, economic and safer quarantine method than current methyl bromide fumigation, the convergent treatment with 200 Gy of gamma irradiation and several chemicals such as nano-siver particles (NSS), sodium dichloroisocyanurate
Ji-Hoon Kim   +3 more
doaj   +1 more source

SNP-based bulk segregant analysis revealed disease resistance QTLs associated with northern corn leaf blight in maize

open access: yesFrontiers in Genetics, 2022
Maize (Zea mays L.) is the most important food security crop worldwide. Northern corn leaf blight (NCLB), caused by Exserohilum turcicum, severely reduces production causing millions of dollars in losses worldwide. Therefore, this study aimed to identify
Ruining Zhai   +8 more
doaj   +1 more source

Broad spectrum late blight resistance in potato differential set plants MaR8 and MaR9 is conferred by multiple stacked R genes [PDF]

open access: yes, 2011
Phytophthora infestans is the causal agent of late blight in potato. The Mexican species Solanum demissum is well known as a good resistance source. Among the 11 R gene differentials, which were introgressed from S.
Dirk Jan Huigen   +19 more
core   +1 more source

Phyto-Synthesis and Characterization of Silver Nanoparticles Using Box-Behnken Design and Its Anti-Alternaria Activity

open access: yesClean Technologies, 2023
Alternaria alternata is a global fungal pathogen that causes symptoms such as leaf blight and seed rot resulting in economically significant yield losses in different varieties of crops. Green synthesis of nanoparticles is preferred over other methods of
Augustine Innalegwu Daniel   +3 more
doaj   +1 more source

Multiclass Paddy Disease Detection Using Filter-Based Feature Transformation Technique

open access: yesIEEE Access, 2023
Pests and diseases are the big issues in paddy production and they make the farmers to lose around 20% of rice yield world-wide. Identification of rice leaves diseases at early stage through thermal image cameras will be helpful for avoiding such ...
N. Bharanidharan   +5 more
doaj   +1 more source

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