[Mass increase of pest insects (Liosomaphis abietina, Elatobium abietinum) of spruces in Southern Switzerland]
1989
Forster, B.
Discoloration of canopy
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Bibliographic information
Schweizerische Zeitschrift fuer Forstwesen. Journal Forestier Suisse (Switzerland)
Volume
140
Issue
9
Pagination
pp. 831-832
Other Subjects
Suiza/ elatobium; Suisse/ elatobium; Manifestation maladies des plantes; Insectos daninos; Sintomas de enfermedades (plantas); Poblacion animal
Language
German
Corporate Author
Phytosanitaerer Beobachtungs- und Meldedienst PBMD, Birmensdorf (Switzerland)
1990-08-15
AGRIS AP
Data Provider
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