Investigations on control efforts and the biology of Cryphalus piceae (Ratz) (Coleoptera: Scolytidae PDF Yazd─▒r
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┬á┬á┬á┬á┬á┬á┬á┬á┬á┬á Aksu, Y.; Dedea─čao─člu, C.; G├Âkt├╝rk, ├ç, B.; Investigations on control efforts and the biology of Cryphalus piceae (Ratz) (Coleoptera: Scolytidae) and Pityokteines curvidens demaged in Artvin. spruce forests.