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 popuations low in the canopy inrelation to fungicide program90Mites per leaf807060504030UntreatedSulfurOilSynthetic10 July2010028-Apr 18-May 7-Jun 27-Jun 17-Jul 6-Aug 26-Aug 15-SepDate