Sentence:  Although excluded from the Ontario study group, [Chris] Cutler, [Cynthia] Scott-Dupree, and David Drexler, an <WSD>agrology</WSD> consultant, published an analysis of all bee-kill incidents reported in Canada from 2007–2012. 
Meaning of the word marked with <WSD> tags:  The science and art of agriculture. (from mid 20th c.)