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  1. By: Tsvetkov, Ivan - Atanassov, Ivan - Rusanov, Krasimir
    Type: Article
    In: Silva Balcanica
    Volume: 21
    Issue: 1
    Date: 2020-6-30
    Page Range: 69--76
    Publication Info: Sofia, Bulgaria Forest Research Institute - Bulgarian Academy of Sciences (FRI-BAS) [2001]-
    Subjects: Forestry sector  FSC  Natura 2000  questionnaire  Velingrad Municipality
  2. By: Vogt, Juliane - Klaus, Valentin - Both, Steffen - Fürstenau, Cornelia - Gockel, Sonja - Gossner, Martin - Heinze, Johannes - Hemp, Andreas - Hölzel, Nobert - Jung, Kirsten - Kleinebecker, Till - Lauterbach, Ralf - Lorenzen, Katrin - Ostrowski, Andreas - Otto, Niclas - Prati, Daniel - Renner, Swen - Schumacher, Uta - Seibold, Sebastian - Simons, Nadja - Steitz, Iris - Teuscher, Miriam - Thiele, Jan - Weithmann, Sandra - Wells, Konstans - Wiesner, Kerstin - Ayasse, Manfred - Blüthgen, Nico - Fischer, Markus - Weisser, Wolfgang
    Type: Article
    In: Biodiversity data journal
    Volume: 7
    Date: 2019-09-27
    Page Range: 1--9
    Publication Info: Sofia Pensoft Publishers [2013]-
    Subjects: Biodiversity-Exploratories  farming practice  fertilisation  grassland maintenance  Grassland management survey  Grazing  intensification of grassland use  livestock units  mowing  Nitrogen  questionnaire  temporal variation
  3. By: Aristizábal, Luis F. - Cardona, Leidy V. - Henao, Efrain R. - Salgado Morales, Misael - Arthurs, Steven P.
    Type: Article
    In: Revista Brasileira de Entomologia
    Date: 2013-09-01
    Subjects: insect diversity  Insecticides  integrated pest management  questionnaire