Abstract: require high densities of managed (Bombus occidentalis Greene, 1858 and Bombus impatiens Cresson, 1863) colonies to pollinate crops such as tomatoes (Lycopersicon esculentum Miller). We examined , a behavioural
CITATION STYLE
Birmingham, A., & Hoover, S. (2004). … bumble bee (Hymenoptera: Apidae) workers in commercial greenhouses …. Canadian Journal …. Retrieved from http://article.pubs.nrc-cnrc.gc.ca/ppv/RPViewDoc?issn=1480-3283&volume=82&issue=12&startPage=1843%5Cnpapers2://publication/uuid/446705DB-F691-4781-A54A-88858C4EC62E
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