Trianum-P as a cornerstone in the fight against Stemphylium
26 March 2026
Pear brown spot ( Stemphylium vesicarium ) has made a comeback in the Dutch pear cultivation in recent years. After several quiet years, the ’Centrale Adviesdienst Fruitteelt’ (CAF), an independent advisory service and knowledge centre for pome fruit, has observed an explosive resurgence of the disease over the past two years, particularly last year in the southwest of the Netherlands. However, increases have also been noted in other fruit-growing