manistee county

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Codling moth control strategies for 1997
... exception to this is a few blocks of apples in Manistee County that have developed the first stage of resistance to the ... per year, while the greater Grand Rapids area north to Manistee County (west central-WC) and southeast (SE) Michigan have two generations ... require more insecticide sprays. Much of northwest Michigan north of Manistee County typically has 1.5 generations and CM numbers are very ...
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