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  1. By: Cavey, Joseph F. - Passoa, S
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Disease Vectors  forest pests  Insect pests  Ips typographus  life cycle (organisms)  Pennsylvania  
  1. By: Georgiev, Georgi - Georgieva, Margarita - Belilov, Sevdalin - Mirchev, Plamen - Deliyanchev, Stanko - Mladenov, Velizar - Kropov, Kadir - Haydarova, Sirma
    Type: Article
    In: Silva Balcanica
    Volume: 23
    Issue: 2
    Date: 2022-12-20
    Page Range: 27--34
    Publication Info: Sofia, Bulgaria Forest Research Institute - Bulgarian Academy of Sciences (FRI-BAS) [2001]-
    Subjects: Bulgaria  Ips typographus  NDVI  satellite images  spruce forests  Western Rhodopes  windthrow damages