Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCrop Pollination by Bees. K.S. Delaplane & D.F. Mayer, 2000.AuthorsVelthuis, Hayo H. W.PublicationEntomologia Experimentalis et Applicata, 2001, Vol 99, Issue 1, p127ISSN0013-8703Publication typeArticleDOI10.1046/j.1570-7458.2001.00810.x