Anonymous. 1942b. Instrucoes sobre a maneira de combater o bostricos [Instructions on means of controlling Ips sexdentatus Boern.]. Direccao Geral dos Servicos florestais e Aquicolas. Laboratorio do Biologia Florestal, Lisboa. 11 p.
Anonymous 1942
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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