1.
Establishment of Scolytus schevyrewi Semenov (Coleoptera: Curculionidae: Scolytinae) in the Prairies: life cycle, hosts and impact
2.
Induced resistance for the control of Dutch elm disease ; Resistencia inducida para el control de la grafiosis del olmo
American elm close to East College Street
Dramatic Declines of Evening Grosbeak Numbers at a Spring Migration Stop-Over Site