Kalisz, A., Sękara, A., Grabowska, A., Sulak, K., Capecka, E., Libik, A., Jurkow, R. and Kulig, B. (2021) “PERFORMANCE OF BIODEGRADABLE FLOATING DIRECT COVERS IN THE FIELD PRODUCTION OF BUTTERHEAD LETTUCE DURING SPRING AND AUTUMN TRIALS”, Acta Scientiarum Polonorum Hortorum Cultus, 20(2), pp. 93-106. doi: 10.24326/asphc.2021.2.10.