Sweet potato virus diseases (SPVD) are an important biotic constraint to sweet potato production in parts […]
Mosaic disease (MD) is more severe in cassava plants infected within the area of the current […]
This review summarises the available information on the viruses and virus diseases of cassava in Africa. […]
Sweet potato originated from Central and/or South America. The International Potato Center (CIP) in Lima, Peru, […]
Bean common mosaic necrosis virus (BCMNV) was isolated from Centrosema pubescens, Crotalaria incana, Lablab purpureus, Phaseolus […]
The effects of cassava mosaic virus disease (CMD) on yield in fully and partly infected stands […]
Whitefly-transmitted geminiviruses are the most important constraint to the production of common bean and vegetable crops […]
A survey was conducted in southern Tanzania to determine the relationship between above?ground symptoms of cassava […]
Tethered flight studies, carried out in southern Uganda with the leafhoppers Cicadulina storeyi China and C. […]
This highlight report is associated with projects R6617 and R7492.
Results of work on resistance to cassava mosaic disease in Africa are summarized.
An experiment was performed to investigate the spread of infection in maize streak virus epidemics. Four […]
Pigeonpea is an extremely important drought-tolerant legume grown by smallholder farmers in marginal farming systems in […]
A simulation model of the dynamics of rice tungro virus disease (RTVD) was developed to assess […]
A panel of seven murine monoclonal antibodies (mAbs) was raised against particles of okra leaf curl […]
Comparisons are drawn between the decision-making processes used in the management of two major pests of […]
Particles resembling those of geminiviruses were found by immunosorbent electron microscopy in extracts of plants infected […]
One of Agricultural Research and Extension Network (AgREN)’s current areas of focus is public extension reform. […]
Smallholder growers in the Philippines and Uganda can now recognise virus infections in their banana plants. […]
Several species of the genus Cicadulina are vectors of maize streak virus (MSV) (Rose, 1978). This […]
Sweet potato is an important staple crop in East Africa, where it provides vital food for […]
A whitefly-transmissible stock isolate of Indian tomato leaf curl geminivirus (ITmLCV) was cultured in graft-inoculated tomato […]
Grey Leaf Spot (GLS) is a disease of maize caused primarily by the fungus, Cercospora zeae-maydis. […]
In May 2006, severe virus-like symptoms were reported on tomatoes by the plant health clinic in […]
A partial sequence of 1114 nucleotides of a virus from cassava brown streak diseased (CBSD) material […]
Reinfection of healthy replanted cocoa (Theobroma cacao) by swollen shoot disease, caused by a mealybug-transmitted virus, […]
Smallholder farmers are the main producers of cabbage and kale – popular crops for the periurban […]
The current project was developed in response to a call from DFID’s Crop Protection Programme in […]
An RT-PCR based detection method for Cassava brown streak virus (CBSV)-infected cassava has been developed. The […]
The relationships among fifteen isolates of whitefly-transmitted geminiviruses (WTGs) from North, Central and South America and […]
Bean golden yellow mosaic virus (BGYMV) is a whitefly-transmitted geminivirus of the Begomovirus family that causes important yield losses […]
Pawpaw is the major cash crop in North Kivu, Democratic Republic of Congo Republic, where it […]
In February 2006, pawpaw leaves with various symptoms, including yellow dots along the veins, yellow mosaic […]
Bean (Phaseolus vulgaris) is one of the most important vegetables in Sri Lanka. In 1999, a […]
The project’s purpose was to improve the productivity of smallholder, groundnut production in sub-Saharan Africa through […]
A survey of 174 tomato farmers in five districts of Karnataka State, South India, was conducted […]
The severity and persistence of symptoms of mosaic virus disease were monitored during the first six […]
Geminiviruses associated with yellow or golden mosaic diseases of legume crops in two regions of India […]
Whitefly-transmitted diseases of crops such as cassava, sweet potato, beans, and vegetables are a serious problem […]
This is one of 280 summaries describing key outputs from the projects run by DFID’s 10-year […]
Symptomless sweet potato (Ipomoea batatas) plants obtained from farmers’ fields in each of the main sweet […]
This paper reports the main conclusions of a series of experiments concluded at Adiopodoume in the […]
1. An epidemiological model of African cassava mosaic virus disease (ACMD) was developed in which the […]
1. The dynamics of a virus disease in a perennial plant population are modelled. The population […]
Three graft transmission methods (chip, cleft, and petiole grafting) were evaluated for their efficiency in transmitting […]
A potyvirus causing severe mosaic symptoms was isolated from Senna occidentalis (syn. Cassia occidentalis) in the […]
A vein-yellowing disease of Ageratum conyzoides in Singapore was shown to be caused by a geminivirus, […]