Results 21 to 30 of about 5,511,548 (230)

Identification and pathogenicity of Alternaria species associated with leaf blotch disease and premature defoliation in French apple orchards [PDF]

open access: yesPeerJ, 2021
Leaf blotch caused by Alternaria spp. is a common disease in apple-producing regions. The disease is usually associated with one phylogenetic species and one species complex, Alternaria alternata and the Alternaria arborescens species complex (A ...
Kévin Fontaine   +11 more
doaj   +2 more sources

HSSNet: A End-to-End Network for Detecting Tiny Targets of Apple Leaf Diseases in Complex Backgrounds

open access: yesPlants, 2023
Apple leaf diseases are one of the most important factors that reduce apple quality and yield. The object detection technology based on deep learning can detect diseases in a timely manner and help automate disease control, thereby reducing economic ...
Xing Gao   +5 more
doaj   +1 more source

Sequence diversity and potential recombination events in the coat protein gene of Apple stem pitting virus. [PDF]

open access: yes, 2011
The variability of the Apple stem pitting virus (ASPV) coat protein (CP) gene was investigated. The CP gene of ten virus isolates from apple and pear trees was sequenced.
Malinowski, Tadeusz   +4 more
core   +2 more sources

Selection and orchard testing of antagonists suppressing conidia production of the apple scab pathogen Venturia inaequalis [PDF]

open access: yes, 2009
Apple scab caused by Venturia inaequalis is a major disease in apple production. Epidemics in spring are initiated by ascospores produced on overwintering leaves whereas epidemics during summer are driven by conidia produced on apple leaves by biotrophic
Molhoek, W.M.L.   +3 more
core   +1 more source

Comparison of apple leaf disease characteristics.

open access: yes, 2022
Comparison of apple leaf disease characteristics.
Qing Li (84975), Jie Di (756926)
core   +1 more source

Evolutionary Feature Optimization for Plant Leaf Disease Detection by Deep Neural Networks

open access: yesInternational Journal of Computational Intelligence Systems, 2020
Apple leaf disease is the foremost factor that restricts apple yield and quality. Usually, much time is taken for disease detection with the existing diagnostic techniques; therefore, farmers frequently miss the best time for preventing and treating ...
Jalal Sadoon Hameed Albayati   +1 more
doaj   +1 more source

A genetic linkage map of Venturia inaequalis, the causal agent of apple scab [PDF]

open access: yes, 2009
Background Venturia inaequalis is an economically-important disease of apple causing annual epidemics of scab worldwide. The pathogen is a heterothallic ascomycete with an annual cycle of sexual reproduction on infected apple leaf litter, followed by ...
Sargent, Daniel J.   +17 more
core   +1 more source

ALAD-YOLO:an lightweight and accurate detector for apple leaf diseases

open access: yesFrontiers in Plant Science, 2023
Suffering from various apple leaf diseases, timely preventive measures are necessary to take. Currently, manual disease discrimination has high workloads, while automated disease detection algorithms face the trade-off between detection accuracy and ...
Weishi Xu, Runjie Wang
doaj   +1 more source

Detection of Apple Leaf Diseases using Faster R-CNN

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2020
Image recognition-based automated disease detection systems play animportant role in the early detection of plant leaf diseases. In this study, anapple leaf disease detection system was proposed using Faster Region-BasedConvolutional Neural Network ...
Melike Sardoğan   +2 more
doaj   +1 more source

Genetic basis for resistance against fruit tree canker in apple [PDF]

open access: yes, 2012
Neonectria ditissima (formerly Neonectria galligena, anamorph Cylindrocarpon heteronema) is the causal agent of fruit tree canker which is regarded as a serious economic problem in horticulture.
Ghasemkhani, Marjan
core   +1 more source

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