00000nam 2200000zi 4500 9.900906 CaOODSP 20250506145325 m o d f cr bn||||||||| 210618r19901973onca o f000 0 eng d 0-662-17168-3 CaOODSP eng rda CaOODSP n-cn--- A43-1499/1990E-PDF A43-1499/1990E Mason, Peter George, 1952- author. Black flies / P.G. Mason, J.A. Shemanchuk. Revised 1990. Ottawa : Agriculture Canada, 1990. ©1990 1 online resource (18 pages) : illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier "Printed 1973, reprinted 1974." "Digitized by the Internet Archive in 2013." "Publication 1499E." Issued also in French under title: Les mouches noires. Simuliidae. Simuliidae Control. Canada. Agriculture Canada, issuing body. Les mouches noires / (CaOODSP)9.900907 PDF 0.99 MB https://publications.gc.ca/collections/collection_2021/aac-aafc/A43-1499-1990-eng.pdf