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The biology and control of Phytophthora root and stem rot of apple rootstocks from stool beds

Creator:: Tidball, Carolyn Jean
Abstract:: The present studies were conducted to better understand the etiology, epidemiology and potential control of the Phytophthora stem root rot as it occurs in apple stool beds. Symptoms of Phytophthora root and stem rot occurred as early as May and continued to develop throughout the growing season. Sunken brown-black lesions...
Resource Type:: Masters Thesis
Full Text:: Biology and Control of Phytophthora Root and Stem Rot of Apple Rootstocks from Stool_Beds Abstract

Apple : 2018 pest management guide for the Willamette Valley

Creator:: Wiman, Nik G., Pscheidt, Jay W., Peachey, Ed, and Oregon State University. Extension Service
Abstract:: Revised April 2018. Recommends pest management practices for apple.
Resource Type:: Technical Report
Full Text:: l 2018 The chemicals, formulations, and rates listed for insect, mite, and disease control are

Cankers of apple and pear in Oregon and their control

Creator:: Zeller, S. M. (Sanford Myron), 1885-1948 and Oregon Agricultural College. Experiment Station
Abstract:: Published April 1926. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Station Cankers of Apple and Pear in Ore- gon and Their Control By S. M. ZELLER Non-profitable apple

AppleMgr, a prototype decision aid for apple pest management

Creator:: Haley, Sue
Abstract:: Computer decision aids can help integrate and apply diverse sources of information and expertise to problems of integrated pest management (IPM) in agriculture and forestry. AppleMgr combines a rule-based expert system with databases and spreadsheets in a prototype decision aid intended to be expanded and modified for use by extension...
Resource Type:: Dissertation
Full Text:: growers. GrapES is an ES for grape growers in Pennsylvania that integrates disease and insect control

Apple blister-mite and its control

Creator:: Childs, Leroy, 1888- and Oregon Agricultural College. Experiment Station
Abstract:: Published February 1925. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Experiment Station Apple Blister-mite and Its Control By LEROY CHILDS, Superintendent, Hood River Branch

Comparative emigration, immigration, and colonization of apple by Metaseiulus occidentalis Nesbitt and Typhlodromus pyri Scheuten (Acarina: Phytoseiidae)

Creator:: Dunley, John E.
Abstract:: Dispersal and colonization of young potted apple trees by the spider-mite predators Metaseiulus occidentalis Nesbitt and Typhlodromus pyri Scheuten were studied in the Hood River Valley of Oregon. Experimental mini-orchards of 10 four-year old potted apple trees were established at distances of 0, 10, and 100 m downwind from commercial...
Resource Type:: Masters Thesis
Full Text:: apple by Metaseiulus occidentalis Nesbitt and Typhlodromus pyri Scheuten (Acarina: Phytoseiidae) AN

Effect of iron on biological control of fire blight by Pseudomonas fluorescens A506

Creator:: Temple, Todd N.
Abstract:: Competitive exclusion has been the mechanism hypothesized to account for the biological control of fire blight disease of pear and apple by the bacterium Pseudomonas fluorescens A506 (A506). Recent laboratory assays demonstrated, however, that A506 produces an antibiotic that is toxic to the fire blight pathogen, Erwinia amylovora, when cultured...
Resource Type:: Masters Thesis
Full Text:: of fire blight disease of pear and apple by the bacterium Pseudomonas fluorescens A506 (A506

Bioassay, field-aged residues of Bacillus thuringiensis (Bt) against leafrollers, 1992

Creator:: Brunner, Jay F. and Smith, L. O.
Resource Type:: Conference Proceeding
Full Text:: .PandemispyrusanaKearfott on apple leaves Jay F. Brunner and L.O. Smith Washington State University Tree Fruit Research and

Biology, behavior : Pandemis pyrusana Kearfott dispersal of females/larvae : apple

Creator:: Brunner, Jay F.
Resource Type:: Conference Proceeding
Full Text:: spring. The activity of biological control agents, parasites, in this orchard was high and probably

Demonstration of the Metos® Electronic Weather Station and Pest Forecasting System

Creator:: Green, Thomas A.
Resource Type:: Conference Proceeding
Full Text:: analysis of protectant and disease-forecast-based fungicide spray programs for control of apple scab and

ScholarsArchive@OSU

The biology and control of Phytophthora root and stem rot of apple rootstocks from stool beds

Apple : 2018 pest management guide for the Willamette Valley

Cankers of apple and pear in Oregon and their control

AppleMgr, a prototype decision aid for apple pest management

Apple blister-mite and its control

Comparative emigration, immigration, and colonization of apple by Metaseiulus occidentalis Nesbitt and Typhlodromus pyri Scheuten (Acarina: Phytoseiidae)

Effect of iron on biological control of fire blight by Pseudomonas fluorescens A506

Bioassay, field-aged residues of Bacillus thuringiensis (Bt) against leafrollers, 1992

Biology, behavior : Pandemis pyrusana Kearfott dispersal of females/larvae : apple

Demonstration of the Metos® Electronic Weather Station and Pest Forecasting System

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