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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

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

Calcium arsenate for codling moth control

Creator:: Oregon State College. Agricultural Experiment Station, Mote, Don C. (Don Carlos), 1887-, and Thompson, B. G. (Benjamin Garrison), 1891-
Abstract:: Published May 1933. 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:: effectiveness of the insecticide in worm control. For information on the Oregen apple and pear spray program

Spray program for apples and pears in the Willamette Valley

Creator:: Oregon State College. Federal Cooperative Extension Service
Abstract:: Revised March 1954. 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:: single orchard. This program may be used as a basis for pest control work in all apple and pear orchards

1982 spray guide for apples and pears in the Willamette Valley

Creator:: Oregon State University. Extension Service
Abstract:: Revised January 1982. 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:: TViiUmette l/cUtey This program may be used as a guide to pest control work in apple and pear orchards in

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

Chemical and biological control : replant problem, apple

Creator:: Utkhede, Raj and Smith, Emmerson
Resource Type:: Conference Proceeding
Full Text:: Biological Control 1. Replant Problem; Apple Raj Utkhede and Emmerson Smith Agriculture Canada Research

Monitoring pesticide resistance in tentiform leafminer, codling moth and obliquebanded leafroller

Creator:: Shearer, Peter W. and Riedl, Helmut W.
Resource Type:: Conference Proceeding
Full Text:: traps in a partially sprayed apple block at the l/c^EC. Great variability was now in the size and

Evaluation of insect growth regulators for control of codling moth and their impact on other arthropods on apple

Creator:: Riedl, Helmut W., Shearer, Peter W., McCavitt, C. M., and Gothro, P.
Resource Type:: Conference Proceeding
Full Text:: mite (ERM), apple rust mite (ARM), phytoseiid mites; apple H. Riedl, P. W. Shearer, C. M. McCavitt and

Chemical control : white apple leafhopper on apple

Creator:: Beers, Elizabeth H. and Eisner, E. A.
Resource Type:: Conference Proceeding
Full Text:: II. Pome Fruits d. Chemical control 1. White apple

ScholarsArchive@OSU

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

AppleMgr, a prototype decision aid for apple pest management

Calcium arsenate for codling moth control

Spray program for apples and pears in the Willamette Valley

1982 spray guide for apples and pears in the Willamette Valley

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

Chemical and biological control : replant problem, apple

Monitoring pesticide resistance in tentiform leafminer, codling moth and obliquebanded leafroller

Evaluation of insect growth regulators for control of codling moth and their impact on other arthropods on apple

Chemical control : white apple leafhopper on apple

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