Index Catalog // ScholarsArchive@OSU

A natural light Sapyga and parasite emergence trap in leafcutting bee management (Megachile rotundata)

Creator:: Stephen, W. P. and Oregon State University. Agricultural Experiment Station
Abstract:: Published April 1979. 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:: of the slotted screen and Figure 1. Lateral view of unmounted trap. Station Bulletin 636

Chalk brood disease in the leafcutting bee

Creator:: Stephen, W. P., Undurraga O., Jaime M., and Oregon State University. Agricultural Experiment Station
Abstract:: Published January 1978. 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:: Bulletin 630 January 1978 Chalk Brood Disease in the Leafcutting Bee Agricultural Experiment Station

The Corixidae of Oregon and Washington (Hemiptera : Heteroptera)

Creator:: Stonedahl, Gary M., Lattin, John D., and Oregon State University. Agricultural Experiment Station
Abstract:: Published March 1986. 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:: Washington (Hem iptera: Heteroptera) Technical Bulletin 150 AGRICULTURAL EXPERIMENT STATION Oregon State

Effect of temperature and photoperiod on growth and development of the filbert leafroller, archips rosanus L. (lepidoptera: Tortricidae) in the Willamette Valley of Oregon

Creator:: Al-Zabidi, Ahmed Hizam, 1953-
Abstract:: Role of temperature and photoperiod on development of the filbert leafroller, Archips rosanus L., (Lepidoptera: Tortricidae) from the Willamette Valley, Oregon was studied in the laboratory and in the field. Both temperature and photoperiod had a significant influence on the developmental rate of this species from neonate larva to adult...
Resource Type:: Dissertation
Full Text:: was noticed in the second week of June at 636 TU. The adult life span averaged 17 days. Based on

Ecological relationships among western Ephemerellidae : growth, life cycles, food habits, and habitat relationships

Creator:: Hawkins, Charles Patrick
Abstract:: The purpose of this study was to describe the life cycles, feeding ecology, and habitat use of western species in the mayfly family Ephemerellidae. Data were used to compare the ecological relationships and strategies among species and to examine patterns of adaptive radiation within the family. Data were further used...
Resource Type:: Dissertation
Full Text:: , overlap between species was found to be least for station, followed by substrate type, season, and food

The ecology and production dynamics of four black fly species (Diptera:simuliidae) in western Oregon streams

Creator:: Speir, Jon A.
Abstract:: Ecological and production studies of Prosimulium caudatum Shewell, P. dicum Dyar and Shannon, Simulium arcticum Malloch and S. canadense Hearle (Diptera: Simuliidae) were made in 1971 and 1972 in three streams near Corvallis, Oregon. The purpose of the study was to characterize the biology and population dynamics of larvae, and...
Resource Type:: Dissertation
Full Text:: duration. The sampling universe at each station could be effectively par- titioned to exclude areas

The seasonal occurrence and distribution of stoneflies (Plecoptera) of a western Oregon stream

Creator:: Kerst, Cary Dean
Abstract:: Plecoptera were collected from four sampling stations selected to represent a range of conditions on Oak Creek, a small woodland stream originating in the foothills of the Oregon Coast Range. The elevation of Site I was 700 ft. while the lowest site was located at 225 ft. Monthly benthos samples...
Resource Type:: Masters Thesis

A study of ticks (Acarina: Ixodidae) and chiggers (Trombiculidae) from two areas in western Oregon

Creator:: Easton, Emmett Richard
Abstract:: A study of the host range and distribution of ticks and chiggers (Acari) was undertaken in two contrasting forested areas of western Oregon. Acarines were sampled from host mammals which were trapped along line transects laid out in both areas, each consisting of 18 stations 50 feet apart. Hosts were...
Resource Type:: Dissertation

Habits and control of the Willamette mite Eotetranychus willamettei (McGregor) and related species in Hood River valley

Creator:: Olney, Vernon William
Resource Type:: Masters Thesis
Full Text:: . Mite control tests, as carried on at the hood River Branch &perinient Station, for the years 1947-51

Ecology of mites on pomaceous fruit trees and related wild hosts in Hood River Valley

Creator:: Jorgensen, Clive Darrel
Abstract:: The ecological interrelationships of mites occurring in and near the Hood River Valley, Oregon, pome fruit orchards were investigated to determine the possibility of an integrated control program using the species already present. Survey sampling methods were used to study mites on wild hosts (Crataegus douglasii Lindl., Crataegus columbiana Howell,...
Resource Type:: Dissertation
Full Text:: Experiment Station in Hood River, Oregon. They gave generously of the station's facilities and their

ScholarsArchive@OSU

A natural light Sapyga and parasite emergence trap in leafcutting bee management (Megachile rotundata)

Chalk brood disease in the leafcutting bee

The Corixidae of Oregon and Washington (Hemiptera : Heteroptera)

Effect of temperature and photoperiod on growth and development of the filbert leafroller, archips rosanus L. (lepidoptera: Tortricidae) in the Willamette Valley of Oregon

Ecological relationships among western Ephemerellidae : growth, life cycles, food habits, and habitat relationships

The ecology and production dynamics of four black fly species (Diptera:simuliidae) in western Oregon streams

The seasonal occurrence and distribution of stoneflies (Plecoptera) of a western Oregon stream

A study of ticks (Acarina: Ixodidae) and chiggers (Trombiculidae) from two areas in western Oregon

Habits and control of the Willamette mite Eotetranychus willamettei (McGregor) and related species in Hood River valley

Ecology of mites on pomaceous fruit trees and related wild hosts in Hood River Valley

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