Results 21 to 30 of about 6,245 (226)

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

open access: yesJournal 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   +2 more
doaj   +1 more source

Effects of Feeding by Two Folivorous Arthropods on Susceptibility of Hybrid Poplar Clones to a Foliar Pathogen [PDF]

open access: yes, 2018
We investigated variation in folivore-induced effects on subsequent plant suitability to a foliar pathogen. We used a leaf disk assay to expose three clones of hybrid poplar, NC11382, NE332 and NM6, to colonization by a leaf spot pathogen, Septoria ...
Klepzig, Kier D   +3 more
core   +3 more sources

Yield and disease control in winter wheat in southern Sweden during 1977-2005 [PDF]

open access: yes, 2009
Fungicides are routinely used to prevent yield losses in winter wheat in southern Sweden. Yield and 1000 grain weight (TGW) data from 432 trials in farmers’ fields were evaluated to review long-term yields (1977-2005) and control of eyespot and Leaf ...
Wiik, Lars
core   +1 more source

Escala diagramática para avaliação de severidade de mancha-de-septoria em girassol Diagrammatic scale for assessment of septoria-leaf-spot severity in sunflower

open access: yesCiência Rural, 2009
A falta de um método-padrão de quantificação visual para doenças foliares pode levar a estimativas imprecisas da severidade dessas doenças, induzindo os avaliadores a conclusões erradas.
Giuvan Lenz   +5 more
doaj   +1 more source

Gooseberry (Grossularia reclinata (L.) Mill.) resistance to Septoria leaf spot (Septoria ribis Desm.) in the Western Forest- Steppe of Ukraine

open access: yesPlant Varieties Studying and Protection, 2014
The results obtained during the study of resistance of promising gooseberry varieties to Septoria leaf spot in the Western Forest-Steppe of Ukraine are described. Variety samples were divided into groups by the resistance to disease.
С. І. Градченко   +1 more
doaj   +1 more source

Seedling Resistance to Stagonospora nodorum Blotch in Wheat Genotypes [PDF]

open access: yes, 2013
In two independent experiments set up in the greenhouse the seedling resistance to Stagonospora nodorum blotch was investigated in 92 varieties, breeding lines and genotypes with a known genetic background.
Csősz, Lászlóné   +4 more
core   +1 more source

CONTROL OF SEPTORIA LEAF SPOT OF PISTACHIO (PISTACIA VERA) [PDF]

open access: yesHortScience, 1994
Studies were established in 1992 and 1993 in a mature commercial pistachio orchard to determine the effectiveness of several fungicides for control of septoria leaf spot (Septoria pistaciurum). Fungicide treatments used in 1992 were Bravo 720F at 3.0 lbs./A (ai.) and 4.5 lbs./A a.i.; Kocide 101 50W at 8.0 lbs./A a.i.
Robert E. Call, Michael E. Matheron
openaire   +1 more source

Resistance to Diseases in Wheat Collection Samples and Somaclonal Variants

open access: yesCzech Journal of Genetics and Plant Breeding, 2003
More than 2000 wheat collection samples were studied for seedling resistance to 4 diseases. Noncoincidence of results obtained after inoculation of leaf segments placed on water solution of benzimidazole (60 ppm) and intact plants was found for 3 foliar ...
L.G. Tyryshkin, N.A. Tyryshkina
doaj   +1 more source

Occurrence and Characterization of Leaf Spot Caused by Septoria melissae on Lemon Balm in Korea

open access: yesMycobiology, 2020
Leaf spot on lemon balm is frequently observed in Korea, causing considerable damage to crops. In 2014 and 2015, the occurrence of leaf spot was observed in several production greenhouses at Suwon, Gongju, and Namwon in Korea.
Seon-Ah Yang   +5 more
doaj   +1 more source

Plant pathogens as biocontrol agents of Cirsium arvense : an overestimated approach? [PDF]

open access: yes, 2011
Cirsium arvense is one of the worst weeds in agriculture. As herbicides are not very effective and not accepted by organic farming and special habitats, possible biocontrol agents have been investigated since many decades.
Müller, Esther, Nentwig, Wolfgang
core   +2 more sources

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