We comply with the Federal Trade Commission 1998 Children’s Online Privacy Protection Act (COPPA). The 4-H Name and Emblem have special protections from Congress, protected by code 18 USC 707. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned. This information is for educational purposes only. Quentin Tyler, Director, MSU Extension, East Lansing, MI 48824. Issued in furtherance of MSU Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. They may also have a role in protecting crops. Fungicides control fungi and can be used on plants or other surfaces where mold or mildew grow. They are used in agriculture, industry, businesses, and households. Michigan State University Extension programs and materials are open to all without regard to race, color, national origin, gender, gender identity, religion, age, height, weight, disability, political beliefs, sexual orientation, marital status, family status or veteran status. Herbicides destroy or control weeds and other unwanted vegetation. MSU is an affirmative-action, equal-opportunity employer, committed to achieving excellence through a diverse workforce and inclusive culture that encourages all people to reach their full potential. (imidacloprid and similar materials) are all three. Insecticides today are contact materials, some are systemic and a few Short distances not through the entire plant. Don’tĬonfuse translaminar with systemic – translaminar materials move only Ingredient remains for a period of time providing longer control. Surface residues but move into the leaf where a reservoir of active Material in the sap they feed on to be killed, but chewing insects may Problem with systemics is that the amount of toxic material present in Mites below where the application was made. In the plant, not downward there will be little control of insects or Remember that insecticides tend to move upward One solution is to spray systemic materials on the tops In very woody stock plants, the material may not move into the The woodier the plant, the more slowly systemics However, systemics take time to move up to the new shoots and controlĭoesn’t happen until the toxic material is present where the insects or Media they will move throughout the entire plant, including new shoots. Materials, on the other hand, move within the plant applied to the Good coverage is important –Īny surface not covered isn’t toxic, including new shoots and the newest Contact materialsĬover only the plant’s surface and insects or mites must directlyĬontact the active ingredient for control. Insecticide/miticide selection and proper application. How an insecticide moves, or doesn’t move, in a plant is critical to Check the label of any pesticide referenced to ensure your use is Editor’s note: This article is from the archives of the MSU Crop Advisory TeamĪlerts.
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