TY - GEN N1 - Pages 368-372 ; 24 cm L1 - http://www.rcin.org.pl/Content/137581/PDF/WA058_150377_P4447_O-zyskach.pdf M3 - Text PY - 1884 IS - 23 i 24 EP - 372 KW - apiary - economic aspects - Poland - 19th century KW - honeybee - yields - 19th century A1 - Jakubowski, Julian PB - Ciesielski, Teofil VL - R. 10 (1884) CY - Lwów T1 - O zyskach z ula systemu p. Lewickiego SP - 368 UR - http://www.rcin.org.pl/dlibra/publication/edition/137581 ER -