The conservation of bees.

Habitat requirements of central European bees and the problems of partial habitats, P. Westrich cliffbanks, sandpits and levees-substitutes for threatened or destroyed riverine habitats, M. Klem optimizing habitats for bees in the United Kingdom - a review of recent conservation action, M. Edwards urban habitats for bees - the example city of Berlin, C. Saure ecological bases of conservation of wild bees, J. Banaszak aspects of bee diversity and crop pollination in the European Union, I.H. Williams comparative efficacy of bee species for pollination of legume seed crops, K.W. Richards pollen flow and pollination efficiency in entomophilous systems - a case study with bumble bees, honey bees and a monoecious crop in enclosures, B. Vaissiere which bees do plants need?, S. Corbet the forgotten pollinators - a forthcoming book and awareness programme, M.M. Kwak et al resource overlap among native and introduced bees in California, R.W. Thorp towards an ecological perspective of beekeeping, E.A. Sugden measuring the meaning of honey bees, D.W. Roubik the possible ecological implications of the invasion of "bombus terrestris (L.) (apidae)" at Mt. Carmel, Israel, A. Dafni and A. Schmida interdependence of native bee faunas and floras in changing Mediterranean communities, T. Petanidou and W.N. Ellis bee systematics in Europe - the continuing crisis and some possible cures, C. O'Toole PCAM - an international study of the bees of Mexico, C.D. Michener.