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AGRIS - International System for Agricultural Science and Technology

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National Agricultural Library (2)

United States of America (2)

pinus ponderosa (2)

risk assessment (2)

abies concolor (1)

abies magnifica (1)

armillaria mellea (1)

Results 1-2 of 2

Risk rating guide for mountain pine beetle in Black Hills ponderosa pine

1980

Stevens, Robert E. | McCambridge, William F. | Edminster, Carleton B.

pinus ponderosa south dakota wyoming insect pests risk assessment pest control black hills national forest diseases and pests pests of plants (insects and other arthropods) forestry related mountain pine beetle united states ...

National Agricultural Library - United States of America

Risk-rating systems for mature red fir and white fir in northern California

1980

Ferrell, George T.

pinus ponderosa abies concolor armillaria mellea forest management risk analysis pest management pests of plants (insects and other arthropods) pseudohylesinus sericeus forest mensuration and description mathematics and statistics ...

National Agricultural Library - United States of America

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