How to select optimal sites for the establishment of Agapeta zoegana and Cyphocleonus achates, two root-feeding insects of spotted knapweed
By: [Nancy J. Sturdevant, Sandra J. Kegley]
Contributors: Kegley, Sandy; United States. Forest Service. Northern Region
Publisher: U.S. Dept. of Agriculture, Forest Service, Northern Region
Published: 2000
Place of publication: Missoula, MT?]
Language: eng
Subjects: Spotted knapweed; Biological control; Agapeta zoegana; Cyphocleonus achates
Notes: Cover title.

"R1-00-25"--P. [8].