Dry matter accumulation in the initial vegetation period as the response of two cultivar types (Zea mays L.) to sowing and fertilization methods Journal title: Journal of Research and Applications in Agricultural Engineering (ISSN 1642-686X) Authors: Piotr Szulc, Katarzyna Ambroży-Deręgowska, Iwona Mejza, Daria Szymanowska, Joanna Kobus-Cisowska, Da... Subject(s):