Strips of wildflowers across farm fields could cut pesticide spraying. Guardian newspaper report:-
“The stripy fields have been planted across England as part of a trial to boost the natural predators of pests that attack cereal crops.
Long strips of bright wildflowers are being planted through crop fields to boost the natural predators of pests and potentially cut pesticide spraying. The strips were planted on 15 large arable farms in central and eastern England last autumn and will be monitored for five years, as part of a trial run by the Centre for Ecology and Hydrology…. ”
https://royalsocietypublishing.org/doi/full/10.1098/rspb.2015.1369