Un champignon du sol renforce les tomates sans pesticides bio

PHYS

Des chercheurs de Penn State ont découvert que des champignons Trichoderma naturellement présents dans les sols peuvent stimuler la croissance des tomates, restaurer des bactéries utiles et réduire l’usage de fongicides chimiques. Lors des essais, les plants traités ont produit des pousses plus lourdes et robustes.

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