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Manually Calculating Fire-Danger Ratings - 1978 National Fire-Danger Rating System, United States Department Of Agriculture, Forest Service
Manually Calculating Fire-Danger Ratings - 1978 National Fire-Danger Rating System, United States Department Of Agriculture, Forest Service
Forestry
This publication contains instructions for manually calculating the indexes and components of the 1978 National Fire-Danger Rating System (NFDRS). The procedures are explained with worked examples. Working sets of nomograms for the 20 NFDRS fuel models are not included. However, an order form for obtaining the needed nomograms is provided. USDA Forest Service General Technical Report INT-39, The National Fire-Danger Rating System--1978 by John E. Deeming, Robert E. Burgan, and Jack D. Cohen, a companion publication, covers the NFDRS background, applications, and general principles of the system.