PDA Regulatory Horticulture
PDA Regulatory Horticulture- Semi-annual publication from PA Department of Ag. For recent issues see their web site.
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USDA's Role in Combating Pests of American Agriculture - Vol.28, 2002
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New Regulations for Propagators of Prunus - Vol.28, 2002
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Clover mite, Bryobia praetiosa (Acarina: Tetranychidae) - Vol.28, 2002
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Brown marmorated stink bug - Vol.28, 2002
Volume 26 2000
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Additions to the PA Noxious Weed Control List - Vol.26, 2000
Volume 25 1999
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Invasive Species - Vol.25, 1999
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Pests We Can Live With? - Vol.25, 1999
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Multiflora Rose, Rose Rosette Disease and Phyllocoptes fructiphilus - Vol.25, 1999
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Japanese Beetle Quarantines - Where Are We Now? - Vol.25, 1999
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Is Winter Mortality Wishful Thinking? - Vol.25, 1999
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Identifying Plant and Pest Problems Using Computer and Internet Resources - Vol.25, 1999
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Which Agency Can Help? - Vol.25, 1999
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Diseases Caused by Phytoplasmas - Vol.25, 1999
Volume 24 1998
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Beneficial Insects Video Available - Vol.24, 1998
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