Płaza, A., Gąsiorowska, B., Rzążewska, E., Cybulska, A. and Górski, R. (2019) “The effect of manuring with undersown catch crop, and production system on the potato tuber content of microelements”, Italian Journal of Agronomy, 14(3), pp. 176-182. doi: 10.4081/ija.2019.1343.