"Certain pesticides" refers to specific types of chemicals that are used to kill or control pests, such as insects or weeds, in agriculture or other settings. Full definition
Scientists think there are a number of contributing factors to colony collapse, including the proliferation of certain pesticides, parasites, and even stress. (treehugger.com)
Joining Ontario (which put restrictions on neonicotinoids) and Montreal (which banned them altogether) Quebec has announced that going forward, farmers will be required to get permission from a certified agronomist before using certain pesticides on crops, reports CBC News. (treehugger.com)
His bill would require schools and child day care facilities using certain pesticides, to report that use to the California Department of Pesticide Regulation in the form of an Integrated Pest Management plan. (k-12daily.org)