The impact of pest management on bess and pollination /

by Crane, Eva E., Crane, Eva E., Walker, Penelope
Published 1983

Pest control safe for bees : a manual and directory for the tropics and subtropics /

by Adey, Margaret, Adey, Margaret, Walker, Penelope, Walker, Peter T.
Published 1986

Directory of important world honey sources /

by Crane, Eva E., Crane, Eva E., Walker, Penelope, Day, Rosemary
Published 1984

The impact of pest management on bees and pollination

by Crane, Eva.
Published 1964

Pest control safe for bees: a manual and directory for the tropics and sub-tropics

by Adey, Margaret.
Published 1986