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- catalog contributor b9266445.
- catalog created "1944.".
- catalog date "1944".
- catalog date "1944.".
- catalog dateCopyrighted "1944.".
- catalog extent "19 p.".
- catalog isPartOf "Publicaciones del Comité permanente de la segunda Conferencia internacional de agricultura, sección 3 A".
- catalog issued "1944".
- catalog issued "1944.".
- catalog language "eng".
- catalog publisher "Mexico, D.F.,".
- catalog subject "632.96".
- catalog subject "Insect pests Biological control.".
- catalog subject "SB975 .C48".
- catalog title "Biological control of insects, and facilities for inter-American cooperation in the exchange of beneficial insects, by C.P. Clausen ...".
- catalog type "text".