Herbicides for shrub and weed tree control in western Oregon /
H. Gratkowski.

APA Citation

Gratkowski, H., Pacific Northwest Forest and Range Experiment Station (Portland, O., United States. Forest Service. (1978). Herbicides for shrub and weed tree control in western Oregon. Portland, Or.: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station.

MLA Citation

Gratkowski, H, Or.) Pacific Northwest Forest and Range Experiment Station (Portland, and United States. Forest Service. Herbicides for Shrub And Weed Tree Control In Western Oregon. Portland, Or.: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1978.