Results 31 to 40 of about 44,643 (192)

Bacterial Leaf Spot of Hydrangea: On a “New Old” Disease and the Importance of Diagnostic Specificity to Reduce Cross-Reactivity and Improve Surveillance

PhytoFrontiers
The causal organism of bacterial leaf spot of Hydrangea L., Xanthomonas hydrangeae, was the subject of a disease report and a new bacterial species description in 2021.
Nay C. Dia, Bart Cottyn, Andrew Aspin, Bruno Studer, Theo H. M. Smits, Joël F. Pothier   +5 more
doaj   +1 more source

Parametric evaluation of segmentation techniques for paddy diseases analysis

Journal of Agricultural Engineering, 2023
In most paddy plant diseases, the leaf is the primary source of information for image-based disease identification and classification. Image segmentation is an important step in the plant disease analysis process.
Hemanthakumar R. Kappali, Sadyojatha K.M., Prashanthi S.K.   +2 more
doaj   +1 more source

Xanthomonas campestris pv. campestris (cause of black rot of crucifers) in the genomic era is still a worldwide threat to brassica crops [PDF]

, 2012
Background Xanthomonas campestris pv. campestris (Xcc) (Pammel) Dowson is a Gram-negative bacterium that causes black rot, the most important disease of vegetable brassica crops worldwide. Intensive molecular investigation of Xcc is gaining momentum and
Holub, E. B., Vicente, Joana G.
core   +1 more source

Diagnosis and Control of Major Leaf Diseases on Kiwifruit in Korea

Research in Plant Disease, 2018
Bacterial diseases such as bacterial canker and bacterial leaf spot and fungal diseases such as gray mold, powdery mildew, side rot and leaf spots are major diseases damaging leaves of kiwifruit in Korea.
Gyoung Hee Kim, Young Jin Koh
doaj   +1 more source

Organic and conventional tomato cropping systems. [PDF]

, 2004
Among several alternative agricultural systems have been developed, organic agriculture has deserved increasing interest from. The objective of this paper was comparing both organic (OS) and conventional (CS) tomato cropping systems for varieties Débora ...
ABBASI P.A., ABREU JR. H., BETTIOL W., CREAMER N.G., DRINKWATER L.E., EDWARDS C.A., GHINI R., GLIESSMAN S.R., José Abrahão Haddad Galvão, KIMATI H., LOCKERETZ W., MORETTO K.C.K., Raquel Ghini, Romildo Cássio Siloto, STANHILL G., VAN BRUGGEN A.H.C., Wagner Bettiol   +16 more
core   +3 more sources

Diagnosis of Tomato Plant Diseases Using Pre-trained Architectures and A Proposed Convolutional Neural Network Model

Journal of Agricultural Sciences, 2023
Tomatoes are of the most important vegetables in the world. Presence of diseases and pests in the growing area significantly affect the choice of variety in tomato. The aim of this study is to diagnose tomato plant diseases faster and with higher degrees
Dilara Gerdan, Caner Koç, Mustafa Vatandaş   +2 more
doaj   +1 more source

Kemampuan Bakteri Endofit Tanaman Semangka Dalam Menekan Perkembangan Penyakit Bercak Daun Yang Disebabkan Oleh Jamur Colletotrichum SP. [PDF]

, 2014
Ability of watermelon endophytic bacteria to suppress development of leaf spot disease caused by Colletotrichum sp. A studi on assay of endophytic bacteria to control Colletotrichum sp., causal agent of leaf spot disease on watermelon, was conducted ...
Munir, E. (Erman), Nurtjahja, K. (Kiki), Rangkuti, E. E. (Eryna), Suryanto, D. (Dwi)   +3 more
core  

Reactive oxygen species generated in chloroplasts contribute to tobacco leaf infection by the necrotrophic fungus Botrytis cinerea [PDF]

, 2017
Reactive oxygen species (ROS) play fundamental roles in plant responses to pathogen infection, including modulation of cell death processes and defense-related gene expression.
Bisaro, Fabiana, Carrillo, Nestor Jose, Krapp, Adriana del Rosario, Maiale, Santiago Javier, Pieckenstain, Fernando Luis, Rossi, Franco Rubén   +5 more
core   +1 more source

Performance evaluation of a custom convolutional neural network fordiagnosing mite infestation and diseases in tomato (Solanum lycopersicum L.)

Journal of Horticultural Sciences
A customized convolutional neural network (CNN) model is developed and fine-tuned for identifying tomato leaf diseases. The model is optimized by adjusting hyperparameters, batch size, and CNN layers.
A Gulati, A P Singh, A Chug, K Ahlawat
doaj   +1 more source

Foliar Application of the Fungicide Pyraclostrobin Reduced Bacterial Spot Disease of Pepper

Research in Plant Disease, 2018
Pyraclostrobin is a broad-spectrum fungicide that inhibits mitochondrial respiration. However, it may also induce systemic resistance effective against bacterial and viral diseases.
Beom Ryong Kang, Jang Hoon Lee, Young Cheol Kim   +2 more
doaj   +1 more source