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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...
Termites are known to cause significant economic losses in yam fields. Therefore, assessing diversity and abundance of termites in yam fields is critical for their control. In this study, we compared the specific richness, abundance, and diversity of functional groups of termite pests in upland a...
A large part of this book describes the genetic resources and variation of coriander and there is also information on uses, composition and crop production. Chapters cover the following topics: taxonomy and names of the species; brief description of the crop; origin of the species and centres of ...
These guidelines are divided into 2 parts. The first makes general and technical recommendations on how best to move Vanilla germplasm and mentions institutions recovering and/or maintaing pathogen-tested material. The second part covers the important virus diseases of quarantine concern. The inf...
Stictococcus vayssierei is a major pest of root and tuber crops in central Africa. However, data on its ecology are lacking. Here we provide an updated estimate of its distribution with the aim of facilitating the sustainable control of its populations. Surveys conducted in nine countries encompa...
The larvae of some species of Scarabaeidae, known locally as chisas (whitegrubs), are important pests in agricultural areas of the Cauca, Colombia. They form a complex consisting of many species belonging to several genera that affect the roots of commercial crops. The objective of the present ...
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