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The main insect pests and diseases associated with Brachiaria pastures are considered, with emphasis on spittlebugs, the most damaging pests in tropical America. Outbreaks of the polyphagous burrowing bugs of the genus Scaptocoris, both in Brazil and Colombia, are of concern. Other pests discusse...
Cassava 'brown streak' disease (CBSD) is an economically important constraint in important cassava-growing areas of East, Central and Southern Africa. In addition to causing a dry necrotic rot in the tuberous roots of infected plants, which can render them inedible, CBSD depresses yields through ...
Among diseases caused by viruses, banana bunchy top disease (BBTD) caused by Banana bunchy top virus (BBTV) is considered to be the most serious disease affecting banana crops worldwide. This chapter describes the current distribution, transmission and aphid vector (Pentalonia nigronervosa) of BB...
The Ipomovirus genus in the family Potyviridae contains five species: Sweet potato mild mottle virus (SPMMV), Squash vein yellowing virus (SqVYV), Cucumber vein yellowing virus (CVYV), Cassava brown streak virus (CBSV), and Ugandan cassava brown streak virus (UCBSV). Sequencing and analysis of To...
The CIAT/CIRAD collaborative project aims to use recurrent selection to create and improve populations and gene pools containing the male-sterile gene and, from this, to develop improved lines and progenitors with traits needed by national programs. This study was to improve germplasm resistant t...
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