Forests and forestry → Environmental aspects → Periodicals

Forests and forestry → Environmental aspects → Periodicals.

Trees → Diseases and pests → Periodicals

Trees → Diseases and pests → Periodicals.

Trees → Effect of air pollution on → Periodicals

Trees → Effect of air pollution on → Periodicals.

Forests and forestry → Environmental aspects.

Trees → Diseases and pests.

Trees → Effect of air pollution on.

Agriculture Sciences → Forestry

Agriculture Sciences → General and Others

Agriculture Sciences → Horticulture and Plant Culture (including Arboriculture)

Agriculture Sciences → Plant Pathology

Life Sciences → General and Others

Life Sciences → Genetics