Results 71 to 80 of about 3,202 (197)

Exploiting the combination of natural and genetically engineered resistance to cassava mosaic and cassava brown streak viruses impacting cassava production in Africa. [PDF]

open access: yesPLoS ONE, 2012
Cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) are currently two major viral diseases that severely reduce cassava production in large areas of Sub-Saharan Africa. Natural resistance has so far only been reported for CMD in cassava.
Hervé Vanderschuren   +4 more
doaj   +1 more source

Expansion and impact of cassava brown streak and cassava mosaic diseases in Africa: A review

open access: yesFrontiers in Sustainable Food Systems, 2022
Africa produces over half of global cassava; however, the continent's average yield is below the potential yields achieved under experimental conditions. Many factors contributing to low yield include lack of quality varieties, poor soils, limited access
Patrick Chiza Chikoti, Mathias Tembo
doaj   +1 more source

African cassava mosaic : report [PDF]

open access: yes, 1976
Meeting: Interdisciplinary Workshop on African Cassava Mosaic, 19-22 Feb. 1976, Muguga, KEReport of a seminar on agricultural research on African cassava mosaic plant disease control.
Nestel, Barry L.
core  

Allelic Variation in Maize Malate Dehydrogenase 7 Shapes Promoter Methylation and Banded Leaf and Sheath Blight Resistance

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
In this study maize chloroplastic malate dehydrogenase7 (ZmMDH7), is identified as a Rhizoctonia solani resistance gene in maize. ZmMDH7 is regulated by transcription factor ZmWRKY44 via pathogens challenge to elevate mitochondrial ROS and SA signaling pathway.
Luyang Wei   +9 more
wiley   +1 more source

Targeting dCas9‐SunTag to a Susceptibility Gene Promoter Is Sufficient for CRISPR Interference

open access: yesPlant Direct, Volume 10, Issue 2, February 2026.
ABSTRACT Cassava production in sub‐Saharan Africa is severely impacted by diseases. Most pathogens require interaction with host susceptibility factors to complete their life cycles and cause disease. Targeted DNA methylation is an epigenetic strategy to alter gene expression in plants, and we previously reported that a zinc‐finger fused to DMS3 could ...
Zuh‐Jyh Daniel Lin   +14 more
wiley   +1 more source

RNA silencing of South African cassava mosaic virus in transgenic cassava expressing AC1/AC4 hp- RNA induces tolerance

open access: yesBiotechnology Reports, 2019
Cassava mosaic disease (CMD), caused by geminiviruses, is a major hurdle to cassava production. Due to the heterozygous nature of cassava, breeding for virus resistance is difficult, but cassava has been shown to be a good candidate for genetic ...
H.A. Walsh   +3 more
doaj   +1 more source

Genome segment ratios change during whitefly transmission of two bipartite cassava mosaic begomoviruses

open access: yesScientific Reports, 2023
Cassava mosaic disease is caused by a complex of whitefly-transmitted begomoviruses, which often occur in co-infections. These viruses have bipartite genomes consisting of DNA-A and DNA-B that are encapsidated into separate virions.
George G. Kennedy   +5 more
doaj   +1 more source

First report of Sri Lankan cassava mosaic virus and Cassava Mosaic Disease in Laos

open access: yes, 2021
Cassava (Manihot esculenta Crantz) has been traditionally grown as a subsistence crop in Laos, but in recent years cassava cultivation in this country has expanded and is becoming a ‘cash crop’ for farmers (Malik et al., 2020).
Sengsay, Somkhi   +9 more
core  

Realized Genetic Gain in Spittlebugs (Hemiptera: Cercopidae) Resistance and Tolerance at CIAT's Interspecific Urochloa Breeding Programme

open access: yesPlant Breeding, Volume 145, Issue 1, Page 132-141, February 2026.
ABSTRACT The Interspecific Urochloa recurrent selection breeding programme at CIAT aims to integrate desirable traits such as resistance and tolerance to spittlebugs (Hemiptera: Cercopidae), the main insect pest affecting these pastures in Latin America.
Luis Hernandez   +4 more
wiley   +1 more source

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