Since the beginning of his professional career in 1985, Mariano has been active in the field of fertilizers. Since 1999, he has been co-owner of SILC Fertilizzanti that offers services and information on Italian and EU fertilizer legislation, among other services. During the last 20 years as a free-lance journalist, Mariano contributed to various agricultural magazines with hundreds of articles on fertilizer trading, logistics, marketing and regulation. He is author of the Guide for EC Regulation 2003/2003 (fertilizer’s laws and labelling), a Manual concerning all the rules involving the fertilizer sector and a Guide for Italian law (Dlgs 75/10) concerning fertilizers. He is also deeply involved with and has a profound understanding of the new Regulation 2019/1009.