Apidologie no 1/90 has just been issued. Here is its contents:
 
1) KUBISOVA S., HALSBACHOVA H.
Pollen grains adhering to bodies of honeybees after cole crop pollination (in Ge
rman, detailed summary in English)
pp. 1-10
College of Agriculture, Brno (Czechoslovakia)
 
2) GUPTA J.K., REDDY M.C.M., KUMAR J.
Pattern of nectar secretion in wild cherry and the associated foraging behaviour
 of Apis cerana indica and Apis mellifera
pp. 11-16
Department of Entomology and Apiculture, University of Horticulture and Forestry
, Nauni 173 230, Solan (India)
 
3) PERSANO ODDO L., BALDI E., ACCORTI M.
Diastatic activity in some unifloral honeys.
pp. 17-24
Istituto Sperimentale per la Zoologia Agraria, Sezione Apicoltura, Via Leonida R
ech 36, 00156 Roma (Italy)
 
4) LUPO A., EISIKOWITCH D.
Eucalyptus erythrocoris: a source of nectar and pollen for honey bees in Israel
pp. 25-33
Department of Botany, George S. Wise Faculty of Life Sciences, Tel Aviv Universi
ty, Tel Aviv 69978 (Israel)
 
5) GAMBINO P., HOELMER K., DALY H.V.
Nest sites of feral honey bees in California
pp. 35-45
Hawwaii Volcanoes National park, Field Research Center, Box 52, Hawaii Natinal P
ark, HI 96718 (USA)
 
6) WONGSIRI S., LIMBIPICHAI K., TANGKANASING P., MARDAN M., RINDERER T.(1), SYLV
ESTER H.A., KOENIGER G., OTIS G.
Evidence of reproductive isolation confirms that Apis andreniformis (Smith 1858)
 is a separate species from sympatric Apis florea (Fabricius 1787)
pp. 47-52
(1) Honeybee breeding, genetics and Physiology Research, 1157 Ben Hur Road, Bato
n Rouge LA 70820 (USA)
 
7) MORITZ R.F.A., MAUL D.
Development of Varroa jacobsoni in colonies of Apis mellifera capensis and Apis 
mellifera carnica
pp. 53-58
Bayerische Landesanstalt fur Bienenzucht, Burgbergstr. 70, 8520 Erlangen (FRG)
 
8) SALEH-MHGIR E., DARCHEN R.
The queen part in the tolerance between worker bees (in French, detailed summary
 in English)
pp. 59-67
Station Biologique, 24620 Les Eyzies (France)
 
9) LOBREAU-CALLEN D., LE THOMAS A., DARCHEN B., DARCHEN R.
Some factors determining foraging behaviour of Hypotrigona pothieri in the veget
ation of Ivory Coast (in French, detailed summary in English)
pp. 69-83
CNRS, Laboratoire de Phanrogamie du Museum, 16 rue Buffon, 75005 Paris (France)