COMMISSION DELEGATED REGULATION (EU) 2022/973 of 14 March 2022 supplementing Regulation (EU) 2019/1009 of the European Parliament and of the Council by laying down criteria on agronomic efficiency and safety for the use of by-products in EU fertilising products

COMMISSION DELEGATED REGULATION (EU) 2022/973 of 14 March 2022 supplementing Regulation (EU) 2019/1009 of the European Parliament and of the Council by laying down criteria on agronomic efficiency and safety for the use of by-products in EU fertilising productseu-regulation-2022-x-x-973