00000nam 2200000zi 4500 9.926199 CaOODSP 20241203113656 m o d f cr mn||||||||| 230815t19891989onca ob f000 0 eng d 0662176804 (print) CaOODSP eng rda CaOODSP En40-206/5-1990E-PDF En40-206/5-1990E En-40-206/5-1990-E Alternatives to pesticides : answers to lawn problems. [Ottawa] : Environment Canada = Environnement Canada, [1989] ©1989 1 online resource (1 folded sheet (6 pages)) : illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier At head of title: Fact sheet, Environment Canada. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Lawns Diseases and pests Control. Organic gardening. Pelouses Maladies et fléaux Lutte contre. Jardinage biologique. Canada. Environment Canada, issuing body PDF 707 KB https://publications.gc.ca/collections/collection_2023/eccc/en40/En40-206-5-1990-eng.pdf