Indians of North America - Agriculture - Northwest, Pacific.

Indians, fire, and the land in the Pacific Northwest by: (Electronic resources)

榼cologie des feux- Nord-Ouest, C緌te (Am歋rique du Nord)

Indians of North America- Social life and customs.

Prescribed burning- Northwest, Pacific.

Indians of North America- Agriculture- Northwest, Pacific.

Fire ecology.

Indiens d'Am歋rique- Agriculture- Nord-Ouest, C緌te (Am歋rique du Nord)

Br綦lage dirig歋- Nord-Ouest, C緌te (Am歋rique du Nord)

NATURE- Ecosystems & Habitats

Prescribed burning.

榼cologie humaine- Nord-Ouest, C緌te (Am歋rique du Nord)

Indiens d'Am歋rique- Moeurs et coutumes.- Nord-Ouest, C緌te (Am歋rique du Nord)

Indians of North America- Social life and customs.- Northwest, Pacific

Fire ecology- Northwest, Pacific.

SCIENCE- Environmental Science (see also Chemistry

Human ecology.

Indians of North America- Agriculture.

Manners and customs.

Human ecology- Northwest, Pacific.

NATURE- Ecology.

Electronic books.

Northwest, Pacific- Social life and customs.

Pacific Northwest.

SCIENCE- Life Sciences