Zoom on …

The collaborative note “Resistance of vine diseases” is now online. You will find here a detailed description of the evolution of resistance to the different modes of action registered to control downy and powdery mildews,

On the AgroLeague website, which brings together a community of several hundred farmers favouring an approach centered on “non-chemical” agronomy, a very instructive feedback on a problem of black-grass resistance to herbicides. As the author

Knowing the status pest resistance to PPPs in real time allows to adjust practices and avoid unnecessary or ineffective applications. The lists of resistance cases of PPP-resistant insects, weeds, pathogens and mites currently and formerly

Maps for the 23 weeds with “official” resistance in France in 2020 have been updated and are now online! They are available here !

Do not hesitate to consult them to know the evolution of resistance in cereal diseases, grapevine diseases and white mold of oilseed rape. Theses notes also include elements of resistance management. See also the archive

This note was elaborated by ACTA, Arvalis, INRA, ITB, Terres Inovia, FNAMS and Agrosolutions with the participation of COLUMA (Végéphyl) for field data. In addition to a brief summary of resistance mechanisms and a description

This classification proposed by R4P makes it possible to assign a unique code to all active substances sharing the same mode of action, regardless of their use. All details here. Files are also archived online

The poster of the main cases of herbicide resistance has just been updated (March 2019). It is available in the section “Resistance watch”.