http://www.cannetwork.org/about/map.php

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Additional researched, recommended reading:

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Major Land Resource Areas in MO-15:

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The capital letters on the map indicate Land Resource Regions. The numbers on the map indicate Major Land Resource Areas. A Major Land Resource Area is a geographic area, usually several thousand acres in extent, that is characterized by a particular pattern of soils, climate, water resources, land uses, and type of farming. A complete description of of each Land Resource Region and each MLRA is available at http://soils.usda.gov/survey/geography/mlra/.

�East and Central Farming Forest

• 120 Kentucky and Indiana Sandstone and Shale Hills and Valleys
• 121 Kentucky Bluegrass
• 122 Highland Rim and Pennyroyal
• 123 Nashville Basin 125 Cumberland Plateau and Mountains
• 128 Southern Appalachian Ridges and Valleys
• 129 Sand Mountain
• 130 Blue Ridge

�Mississippi Delta Cotton and Feed Grains

• 131 Southern Mississippi valley Alluvium

�South Atlantic & Gulf Slope Cash Crops, Forest and Livestock

• 133A Southern Coastal Plain
• 134 Southern Mississippi Valley Silty Uplands
• 135 Alabama, Mississippi and Arkansas Blackland Prairies
• 136 Southern Piedmont
• 137 Carolina and Georgia Sandhills
• 138 North Central Florida Ridge

�North Atlantic and Gulf Slope Diversified Farming

• 147 Northern Appalachian Ridges and Valleys
• 148 Northern Piedmont
• 149A Northern Coastal Plain

�Atlantic and Gulf Coast Lowland Forest and Crop

• 151 Gulf Coast Marsh
• 152A Atlantic Coast Flatwoods
• 153A Atlantic Coast Flatwoods
• 153B Tidewater Area
• 153C Mid-Atlantic

�Florida Subtropical Fruit, Truck Crop, and Range

• 154 South Central Florida Ridge
• 155 Southern Florida Flatwoods
• 156A Florida Everglades and Associated Areas
• 156B Southern Florida Lowlands

�Caribbean Region

• 270 Humid Mountains and Valleys
• 271 Semiarid Mountains and Valleys
• 272 Humid Coastal Plains
• 273 Semiarid Coastal Plains

http://www.mo15.nrcs.usda.gov/about/images/mlras_se.gif

http://www.mo15.nrcs.usda.gov/about/mlras_in_se.html

This is the national map, but is not currently�accessible:

http://soils.usda.gov/soil_survey/geography/mlra/main.htm