POLLINATION OF OILSEED RAPE (BRASSICA NAPUS) AND BEHAVIOUR OF BEES ON CROP

[1] BELOZEROVA E I., 1960, PCHELOVODSTVO, V37, P38

[2] BUNTING ES, 1967, AGRICULTURE-LONDON, V74, P465

[3] EWERT R, 1929, ARCH BIENENK, V10, P310

[4] FUJITA M., 1939, BULL IMP ZOOTECH EXP STA [TIBA SI], V34, P1

[5] HAMMER O, 1962, TIDSSKR BIAVL, V96, P115

[6] JENKINSON J. G., 1953, BEE WORLD, V34, P173

[7] KOUTENSKY J, 1959, SBORNIK CESKOSLOVENS, V5, P571

[8] MEYERHOFF G, 1958, BIENENZTG LEIPZIG, V72, P164

[9] OLSSON G, 1958, UTSADESFORENINS TIDS, V68, P74

[10] PERSSON B, 1956, 70 S VAXTSK MEDD, P1

[1] BELOZEROVA E I., 1960, PCHELOVODSTVO, V37, P38

[2] BUNTING ES, 1967, AGRICULTURE-LONDON, V74, P465

[3] EWERT R, 1929, ARCH BIENENK, V10, P310

[4] FUJITA M., 1939, BULL IMP ZOOTECH EXP STA [TIBA SI], V34, P1

[5] HAMMER O, 1962, TIDSSKR BIAVL, V96, P115

[6] JENKINSON J. G., 1953, BEE WORLD, V34, P173

[7] KOUTENSKY J, 1959, SBORNIK CESKOSLOVENS, V5, P571

[8] MEYERHOFF G, 1958, BIENENZTG LEIPZIG, V72, P164

[9] OLSSON G, 1958, UTSADESFORENINS TIDS, V68, P74

[10] PERSSON B, 1956, 70 S VAXTSK MEDD, P1