1997 National Resources Inventory (NRI) Data Collection Instructions

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Introductory Materials

• Contents (PDF; 7.4 KB)
• Introduction (PDF; 14.1 KB)
• General Inventory Guidelines (PDF; 18.6 KB)

Instructions for Collecting Primary Sampling Unit Data Elements

• Primary Sampling Unit Module - General Information (PDF; 84 KB)
• Primary Sampling Unit Module - Farmsteads and Built-up Areas (PDF; 174 KB)
• Primary Sampling Unit Module - Water (PDF; 72 KB)

Instructions for Collecting Primary Sampling Unit Point Data Elements

• Point Module - Ownership (PDF; 24.9 KB)
• Point Module - CRP Information (PDF; 32.1 KB)
• Point Module - Land Cover/Use (PDF; 72 KB)
• Point Module - Soils (PDF; 22.1 KB)
• Point Module - Habitat Composition (PDF; 137 KB)
• Point Module - Overland Flow/Delivery to Water (PDF; 42.9 KB)
• Point Module - Irrigation (PDF; 16.8 KB)
• Erosion Data-Instructions (PDF; 51.8 KB)
• Erosion Data-Exhibits and Figures (PDF; 2.55 MB)
• Conservation Practices (PDF; 16.8 KB)
• Salinity (PDF; 14.2 KB)
• Wetlands Data-Instructions (PDF; 162 KB)

Wetlands Data-Exhibits, Cowardian Wetlands Classification System

• Plates 1 - 10 (PDF; 2.2 MB)
• Plates 11 - 20 (PDF; 3.3 MB)
• Plates 21 - 30 (PDF; 2.8 MB)
• Plates 31 - 40 (PDF; 3.3 MB)
• Plates 41 - 50 (PDF; 2.7 MB)
• Plates 51 - 60 (PDF; 3.1 MB)
• Plates 61 - 70 (PDF; 3 MB)
• Plates 71 - 80 (PDF; 2.9 MB)
• Plates 81 - 86 (PDF; 2.2 MB)

Other Information

• 1997 NRI PSU and Point Edit Rules (PDF; 121 KB)
• 1997 Special NRI Study Instructions (PDF; 87.6 KB)