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tom t terrell
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Sampling populations of overwintering spruce budworm in the northern Rocky Mountain Region
Tom T. Terrell · Intermountain Forest and Range Experiment Station
Sayfa sayısı yok · 1959
Spruce / Statistics / Western spruce budworm / Sampling (Statistics) / Diseases and pests
Estimating defoliation caused by spruce budworm from undamaged shoots
Tom T. Terrell · Intermountain Forest and Range Experiment Station
Sayfa sayısı yok · 1961
Spruce budworm / Defoliation / Douglas fir / Diseases and pests
Biological control of the larch casebearer in the Northern Region
Tom T. Terrell · U.S. Dept. of Agriculture, Forest Service, Division of State and Private Forestry, Region 1
10 sayfa · 1965
Larch casebearer / Biological control
Biological control of larch casebearer by parasites in the Northern Region
Tom T. Terrell · U.S. Dept. of Agriculture, Forest Service, Division of State and Private Forestry, Division of Forest Insect Research, Northern Region
Sayfa sayısı yok · 1966
Larch casebearer / Biological control