
doi: 10.1007/bf02373253
Four insect species producing honeydew, exploited by bees, were found on wild pear trees,Pyrus amygdaliformis Vill.. Three of them were Psyllids,Cacopsylla (Hepatopsylla) notata (Flor),Cacopsylla (Thamnopsylla) pyrisuga (Forster), Cacopsylla (Hepatopsylla) pyri (L.), and one was Aphid,Dysaphis pyri D.d.F. The 1 rst one was the most abundant.
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