Сводный каталог книг

[Текст] / L.B. MacHattie ; Environment Canada. Forestry Service. - Ottawa : Forest Fire Research Institute, 1972. - 8 с. : graphs + table. - (Information report ; 35). - Библиогр: В надзаг.:. - 1-10 р.

УДК

632

Аннотация: The need for forest fire detection flights varies with the weather; in general it increases with Fire Weather Index. Frequency of cloud-free conditions might also be expected to vary with Fire Weather Index.

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