Dust from seed treated with neonicotinoids has been blamed for bee deaths across the U.S. and parts of Canada.  |  File photo

No yield benefit from neonicotinoids: scientist

An American entomologist is questioning the effectiveness of planting seed coated with neonicotinoids. The controversial class of pesticides is in the news right now because of a possible link to bee deaths. Christian Krupke, an associate professor with Perdue University, isn’t calling for a ban, as are other entomologists, but he does say North American […] Read more