Epidemiology and Management of Hop Pests and Diseases
Epidemiology and Management of Hop Pests and ... - USA Hops
Epidemiology and Management of Hop Pests and ... - USA Hops
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Spider mite populations in the upper canopy inrelation to fungicide programMites per leaf250200150100UntreatedSulfurOilSynthetic50017-Jul 27-Jul 6-Aug 16-Aug 26-Aug 5-Sep 15-SepDate