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Creator:: Hagle, Susan K. and Grasham, John L.
Abstract:: White pine plantations which were established in 1968 on 88 acres of the Palouse Ranger District, Clearwater National Forest, were treated by pruning and canker excision to remove lethal white pine blister rust cankers. The success rate 15 months after treatment was 98 percent for pruning and 81 percent for...
Resource Type:: Technical Report
Full Text:: EXCISING WHITE PINES for BLISTER RUST CONTROL • I. • • Susan K. Hagle John L. Grasham USDA Forest

Creator:: Oregon State University. Extension Service, Aldrich, Susan K., and Burrill, L. C.
Abstract:: Published October 1989. 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:: perennials such as quack- Susan K. Aldrich, Extension agent, Yamhill County, and Larry C. Burrill, Extension

Creator:: Hagle, Susan K., Kissinger, Willard A., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Needlecast fungi were found on 95 percent of damage collections in a June survey of Scots pine (Pinus sylvestris) Christmas tree plantations in the Kalispell Basin western Montana. Western gall rust (Endocronartium harknessii) and pine bark aphids (Pineus sp.) were present on 6.6 and 2.5 percent of collections, respectively. Cylcaneusma...
Resource Type:: Technical Report
Full Text:: MONTANA • • • .• Susan K. Hagle Plant Pathologist USDA Forest Service Northern Region and

Creator:: Hagle, Susan K. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Two thousand and thirty-nine trees on 213 plots are being monitored yearly for root disease infection and mortality. Three compartments on the Fernan Ranger District of the Idaho Panhandle National Forests are the site of the project. Relationships between factors such as species, aspect, slope, elevation, habitat type, stand appearance...
Resource Type:: Technical Report
Full Text:: $ COMPACT by S. K. Hagle Plant Pathologist REPORT NO. 85-27

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