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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Pseudoperonospora humuli Sporangial Density <strong>and</strong>PCR Detection25002000PCR Detection15 March= PCR positiveSpores M-3h-115001000500Visible sporulation28 MarchBurkhard29 March09-Mar 22-Mar 4-Apr 17-Apr 30-AprDateRods collected every 2 to 3 days; all days considered + when PCR +