https://www.cra.wallonie.be/en/rss/expertise-and-training Advice and training for professionals and the general public, reference systems provided to improve and guide the choices of professionals, training (theoretical and applied) for agricultural sector stakeholders https://www.cra.wallonie.be/en/residues-of-plant-protection-products-ppps-in-the-environment https://www.cra.wallonie.be/en/residues-of-plant-protection-products-ppps-in-the-environment Mon, 08 Nov 2021 00:00:00 +0100