Diseases cause severe losses (20–100%) to yield and quality of common bean (Phaseolus
vulgaris L.) worldwide. Our objectives were to describe major bean disease problems in the …

Insect-transmitted viruses cause some of the most damaging and economically important
diseases of crop plants, especially in tropical and subtropical regions. The geminiviruses, a …

ABSTRACT Wyatt, SD, and Brown, JK 1996. Detection of subgroup III geminivirus isolates in
leaf extracts by degenerate primers and polymerase chain reaction. Phytopathology 86 …

▪ Abstract Begomoviruses have circular single-stranded DNA genomes, cause many
diseases of dicotyledons in areas with warm climates and are transmitted by whiteflies of the …

Genomes of two isolates of tomato leaf curl geminivirus from India (ToLCV-India) have been
sequenced. ToLCV-India contains A and B components, both of which are required for …

The genomes and ORFs of 36 geminiviruses were compared to obtain phylogenetic trees
and frequency distributions of all possible pairwise comparisons with an objective to classify …

The article by Lucioli et al. 1 in last year's June issue states not only the drawbacks to the
use of pathogen-derived resistance (PDR) for geminiviruses, but also that RNA interference …

Plant samples from important horticultural areas in Mexico and the southern United States
were collected during several seasons and ana-lyzed for the presence of geminiviruses by a …

Epidemics of tomato yellow leaf curl disease (TYLCD) in the Dominican Republic in the
early to mid-1990s resulted in catastrophic losses to processing tomato production. As part …

Publisher Summary This chapter focuses on the plant virus disease problem in the
developing world. The viruses of greatest importance are those affecting the crops that feed …