A State Department of Agriculture report says a crop duster pilot spraying pesticide in a Parma field may be responsible for an incident in which Canyon County farmworkers were sickened by an unknown chemical.
Among the bills Gov. Ducey signed into law last month is one that will require medical marijuana to be tested for contaminants. Those include pesticides and herbicides, heavy metals and even microbial contamination.
Record-setting rains that swamped fields and delayed planting across the Midwest this spring may also harm the ability of pesticide regulators to see whether new rules covering the use of dicamba are effective.