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Filtering by: Subject Wilderness areas -- United States Decade 1970-1979

Wilderness management

Creator:

Hendee, John C., Lucas, Robert C., and Stankey, George H.

Abstract:

Gerald W. Williams Collection

Resource Type:

Book
A reevaluation of 1978 aerial Bacillus thuringiensis Berliner (Bt) applications for cankerworm control in Siberian elm shelterbelts

Creator:

Hard, John S. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

1. Defoliation by cankerworms in 1979 was significantly less in 1978 treated shelterbelts than in untreated shelterbelts. 2. Most shelterbelts treated in 1978 retained enough foliage by late June 1979 so that adjacent crops were protected from wind. 3. Aerially applied Bt at a rate of 1/2 lb./acre provided shelterbelt...

Resource Type:

Technical Report

Full Text:

• NORTHERN REGION State & Private Forestry • Missoula, MT 59801 3450 Report No. 79-18 July 1979 A