Beginning in 1976, the Research Institute for Plant Protection and CIMMYT initiated the Regional Workshops in Cereal Disease Methodology to develop or strengthen plant pathology research activities in national wheat ...

Selecting disease resistant germplasm is an essential component of breeding programs–in this case, wheat and barley programs. To achieve its objectives, the CIMMYT wheat program sistematically and consistently causes ...

The main purpose of this guidebook is to assist in the identification of diseases and of pathogens causing diseases in cereal crops. It is not intended as an authoritative text on diseases, nor does it provide any new ...

It is only recently that the Russian wheat aphid [Diuraphis noxia (Mordvilko)] has become a serious pest of wheat (Triticum aestivum L.) and barley (Hordeum vulgare L.) outside its primary range of the mountains of ...

The purpose of this manual is to help agricultural field workers identify common diseases and pests of wheat. Specific chemical control procedures are not given since these may differ from country to country. Local plant ...

On-farm research is a problem-oriented approach to agricultural research that begins by diagnosing the conditions, practices, and problems of particular groups of farmers. Once the problems are identified, a research program ...

Ce guide est destine aux selectonneurs (cereales), aux agronomes et aux jeunes scientifiques en recyclage auxquels on demande d'identifier des maladies, d'enregistrer les resultats d'essais, de selectonner des plantes ...

Depourvus de chlorophylle, ce en quoi ils different des autres plantes, les champignons n'ont done pas de capacite de photosyntese. Au lieu d'elaborer leur propre nourriture, ils absorbent des elements nutritifs qu'ils ...