Arrêté royal du 06/10/1977 relatif au commerce des engrais et des amendemments du sol - Koninklijk besluit van 06/10/1977 betreffende de handel in meststoffen en bodemverbeterende middelen MB du 30/12/1977, page 15646

This Royal Decree establishes rules for the trade of fertilisers and soil improvers within Belgium. It aims to ensure product quality and safety for agricultural and horticultural use. The decree affects producers, importers, distributors, and users of fertilisers and soil improvers, setting standards for labelling, composition, and marketing.