00000nam##2200000za#4500 9.675351 CaOODSP 20210624225223 cr ||||||||||| 150407|2011||||xxc|||||o f|0| 0 eng|d CaOODSP eng eng fre n-cn--- A52-188/2011-PDF Canada. Agriculture and Agri-Food Canada. Research Branch. The effects of cutting on pollen and seed production in ragweed [electronic resource] Ottawa - Ontario : Agriculture and Agri-Food Canada. c2011. English text, 1p. graphs Incorrect catalogue numbers (A52-188/2011E-PDF, A52-188/2011F-PDF) and ISBNs (978-1-100-18867-6, 978-1-100-97567-2) printed in this publication. 11-30 2011-07-29 Les effets de la coupe sur la production de pollen et de graines chez l'herbe à poux fre (CaOODSP)9.675352 http://publications.gc.ca PDF 2893 KB https://publications.gc.ca/collections/collection_2011/agr/A52-188-2011.pdf No. AAC 11485B