Borrelli L, Colecchia S, Troccoli A, Caradonna S, Papini R, Ventrella D, Dell’Abate MT, Galeffi C, Tomasoni C, Farina R. Effectiveness of the GAEC standard of cross compliance Crop rotations in maintaining organic matter levels in soils. Ital J Agronomy [Internet]. 2011 Aug. 12 [cited 2024 Apr. 19];6(s1):e8. Available from: https://www.agronomy.it/agro/article/view/ija.2011.6.s1.e8