Results 11 to 20 of about 5,366 (185)

Line × Tester Analysis for Estimation Combining ability of some New Yellow Maize Inbred Lines for Grain Yield and Downy Mildew Resistance [PDF]

Journal of Plant Production, 2020
A line×tester analysis was performed at Sakha Research Station; during summer 2017, using twenty new yellow maize inbred lines and two testers; inbred line Sk-4 and single cross SC180.
Yosra Galal
doaj   +1 more source

Artificial Intelligence and Novel Sensing Technologies for Assessing Downy Mildew in Grapevine

Horticulturae, 2021
Plant diseases and pests cause a large loss of world agricultural production. Downy mildew is a major disease in grapevine. Conventional techniques for plant diseases evaluations are time-consuming and require expert personnel.
Inés Hernández, Salvador Gutiérrez, Sara Ceballos, Rubén Iñíguez, Ignacio Barrio, Javier Tardaguila   +5 more
doaj   +1 more source

The Diversification of Downy Mildew Species Was Not Driven by the Loss of Mycorrhizal Associations or the Evolution of C4 Photosynthesis

PhytoFrontiers, 2022
There are approximately 700 obligate biotrophic species grouped into 20 genera (Oomycota, Peronosporaceae) that cause downy mildew diseases. In 2001, Dick hypothesized that diversification of downy mildew species was driven in part by host plant ...
William J. Davis, Jo Anne Crouch
doaj   +1 more source

Epidemiology of Basil Downy Mildew [PDF]

Phytopathology®, 2017
Basil downy mildew (BDM) caused by the oomycete Peronospora belbahrii is a destructive disease of sweet basil (Ocimum basilicum) worldwide. It originated in Uganda in the 1930s and recently spread to Europe, the Middle East, Americas, and the Far East. Seed transmission may be responsible for its quick global spread.
Yigal, Cohen, Yariv, Ben Naim, Lidan, Falach, Avia E, Rubin   +3 more
openaire   +2 more sources

Evaluation of horizontal resistance of sunflower (Helianthus annuus L.) to downy mildew (Plasmopara halstedii)☆

Oilseeds and fats, crops and lipids, 2021
Downy mildew is one of the most important diseases of sunflower crop around the world caused by Plasmopara halstedii (Farl.) Berl.et de Toni. The aim of our study was to evaluate the horizontal resistance of elite and prospective lines to downy mildew in
Gontcharov Sergey, Goloschapova Natalya
doaj   +1 more source

Investigation of powdery & downy mildew segregation in Bogazkere hybrids of Turkish wine grape

OENO One, 2023
Powdery mildew (Erysiphe necator syn. Uncinula necator) and downy mildew (Plasmapora viticola) are the most harmful diseases to grapevine production in Turkey.
Metehan Gunhan, Angelica Jermakow, Nayana Arunasiri, Ian Dry   +3 more
doaj   +1 more source

Placing Management of Sunflower Downy Mildew (Plasmopara halstedii (Farl.) Berl. et de Toni) under an Integrated Pest Management (IPM) System Approach: Challenges and New Perspectives

Agronomy, 2023
Sunflower is one of the major oil crops in the world. Diseases such as sunflower downy mildew (Plasmopara halstedii (Farl.) Berl. et de Toni) constitute a significant risk factor during sunflower production. Integrated pest management (IPM) is considered
Rita Bán, József Kiss, Zoltán Pálinkás, Katalin Körösi   +3 more
doaj   +1 more source

Multiple origins of downy mildews and mito-nuclear discordance within the paraphyletic genus Phytophthora. [PDF]

PLoS ONE, 2018
Phylogenetic relationships between thirteen species of downy mildew and 103 species of Phytophthora (plant-pathogenic oomycetes) were investigated with two nuclear and four mitochondrial loci, using several likelihood-based approaches. Three Phytophthora
Tyler B Bourret, Robin A Choudhury, Heather K Mehl, Cheryl L Blomquist, Neil McRoberts, David M Rizzo   +5 more
doaj   +1 more source

Assessment of downy mildew in grapevine using computer vision and fuzzy logic. Development and validation of a new method

OENO One, 2022
Downy mildew is a major disease of grapevine. Conventional methods for assessing crop diseases are time-consuming and require trained personnel. This work aimed to develop and validate a new method to automatically estimate the severity of downy mildew ...
Inés Hernández, Salvador Gutiérrez, Sara Ceballos, Fernando Palacios, Silvia Laura Toffolatti, Giuliana Maddalena, María Paz Diago, Javier Tardaguila   +7 more
doaj   +1 more source

Efektivitas Isolat-Isolat Bacillus sebagai Pengendali Penyakit Bulai dan Pemacu Pertumbuhan Tanaman Jagung pada Kondisi Terkontrol

Rekayasa, 2021
The main disease in maize is downy mildew caused by the fungus Peronosclerospora spp.. This pathogen can cause yield losses of up to 100%. Therefore, efforts to control this disease are continuously carried out, including technical culture, assembly of ...
Syaiful Khoiri, Kaswan Badami, Gita Pawana, Ciwuk Sri Utami   +3 more
doaj   +1 more source