Results 31 to 40 of about 799,587 (165)

Characterization of Lr46, a gene conferring partial resistance to wheat leaf rust [PDF]

open access: yes, 2001
Components of resistance conferred by the Lr46 gene, reported as causing "slow rusting" resistance to leaf rust in wheat, were studied and compared with the effects of Lr34 and genes for quantitative resistance in cv. Akabozu. Lr34 is a gene that confers
Rubiales, D.   +8 more
core   +1 more source

The phenotypic expression of QTLs for partial resistance to barley leaf rust during plant development [PDF]

open access: yes, 2010
Partial resistance is generally considered to be a durable form of resistance. In barley, Rphq2, Rphq3 and Rphq4 have been identified as consistent quantitative trait loci (QTLs) for partial resistance to the barley leaf rust pathogen Puccinia hordei ...
Qi, Xiaoquan   +7 more
core   +1 more source

Temporal progress of coffee leaf rust and environmental conditions affecting severity in Veracruz State, Mexico [PDF]

open access: yes, 2023
Coffee is an important crop in Mexico. Unfortunately, coffee production has been affected by coffee leaf rust (CLR). For Veracruz, the second state in Mexico with the major production of coffee, there are available reports of weekly CLR severity, but ...
Alarcón-Gutiérrez, Enrique   +4 more
core   +1 more source

Partial resistance to leaf rust in a collection of ancient Spanish barleys [PDF]

open access: yes, 2001
A collection of 569 Spanish barley accessions was screened for resistance to leaf rust (Puccinia hordei Otth) in the field at Cordoba during the 2000-2001 season. The level of resistance ranged from very low to very high.
Rubiales, D., Niks, R.E., Martinez, F.
core   +1 more source

RoCoLe: A robusta coffee leaf images dataset for evaluation of machine learning based methods in plant diseases recognition

open access: yesData in Brief, 2019
In this article we introduce a robusta coffee leaf images dataset called RoCoLe. The dataset contains 1560 leaf images with visible red mites and spots (denoting coffee leaf rust presence) for infection cases and images without such structures for ...
Jorge Parraga-Alava   +3 more
doaj   +1 more source

Marker-Assisted Pyramiding of Multiple Disease Resistance Genes in Coffee Genotypes (Coffea arabica)

open access: yesAgronomy, 2021
The use of resistant cultivars is the most effective strategy for controlling coffee leaf rust caused by the fungus Hemileia vastatrix. To assist the development of such cultivars, amplified fragment-length polymorphism (AFLP) markers linked to two loci ...
Dênia Pires de Almeida   +8 more
doaj   +1 more source

Coffee Leaf Rust Resistance:An Overview

open access: yes, 2023
Coffee is one of the most important cash crops and beverages. Several diseases caused by fungi, bacteria, and viruses can affect coffee plantations and compromise production.
Azinheira, Helena Gil   +9 more
core   +1 more source

Characterization of Coffea arabica L. parent plants and physicochemical properties of associated soils, Peru

open access: yesHeliyon, 2022
It is important to carry out the morphological characterization of coffee parent plants and the physicochemical properties of the associated soils in the Amazon region, Peru, in order to achieve germplasm conservation.
C. Wigoberto Alvarado   +6 more
doaj   +1 more source

Polyphenol Content and Enhancing Plant resistance of Lowland Arabica Coffee [PDF]

open access: yesE3S Web of Conferences, 2020
The production of arabica coffee in Indonesia is still low because of leaf rust disease suppression caused by Hemileia vastatrix. Basically, it can produce well in the overlapping zone (1000-1500 masl).
Wulanjari Distiana   +3 more
doaj   +1 more source

Pengujian sifat unggul beberapa klon harapan kopi arabika di kebun percobaan Andungsari, Jawa Timur (Testing for superior traits of some arabica coffee promising clones at Andungsari research station, East Java)

open access: yesCoffee and Cocoa Research Journal, 2012
One of the major diseases which limiting production in arabica coffee is the leaf rust caused by the fungus Hemileia vastatrix, B et Br. Selection and testing on thirteen promising arabica coffee clones were carried out at endemic area for leaf rust ...
Retno Hulupi   +2 more
doaj   +1 more source

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