[1]
Balláné Kovács, A., Kremper, R., Kincses, I. and Leviczky, Ágnes 2016. Influences of different organic fertilizers on nutrients of humic sandy soil and on the growth of Spinach (Spinacia oleracea L.). Acta Agraria Debreceniensis. 70 (Oct. 2016), 23–28. DOI:https://doi.org/10.34101/actaagrar/70/1812.