LTAR Sites

The 18 LTAR sites

LTAR Sites Map

The 18 LTAR Network sites
Site Name Site Code Location Established Record (years) Area (km2) Network Affiliation NEON Domain Major crops, land use, and livestock production Bibliographies
Archbold-University of Florida ABS-UF Venus, FL/Ona, FL 1941 74 102 AmeriFlux, GLEON, NutNet, USCRN D3 – Southeast Beef cattle, pasture, rangeland, wildlife Short Bibliography

Long Bibliography
Central Mississippi River Basin CMRB Columbia, MO 1971 Up to 44 490 CEAP, SCAN D6 – Prairie Peninsula Grain cropping systems, some pasture, riparian forest Long Bibliography
Central Plains Experimental Range CPER Cheyenne, WY; Nunn, CO 1939 76 865 LTER, NEON, GRACEnet, NADP, NutNet, SCAN D10 – Central Plains Wheat-fallow, rangeland, beef cattle Long Bibliography
Eastern Corn Belt ECB Columbus, OH 1974 Up to 41 N/A CEAP, GRACEnet D7 – Appalachians / Cumberland Plateau Cropland, swine, dairy poultry Short Bibliography

Long Bibliography
Great Basin GB Boise, ID 1961 54 239 CEAP, CZO, NADP, SCAN D15 – Great Basin Rangeland, beef cattle, wildlife Short and Long Bibliographies
Gulf Atlantic Coastal Plain GACP Tifton, Georgia; (Little River Experimental Watershed) 1965 47 334 CEAP, NADP, SCAN D3 – Southeast Cotton, peanuts, corn, vegetables (~50% irrigated); poultry, beef cattle Short and Long Bibliographies
Jornada Experimental Range JER Las Cruces, NM 1912 100+ 780 CEAP, COSMOS, LTER, NEON, NWERN, SCAN, UV-B MRP, USCRN, WNBR D14 – Desert Southwest Rangeland, beef cattle, wildlife Short Bibliography

Long Bibliography
Kellogg Biological Station KBS Hickory Corners, MI 1987 28 13 LTER, AmeriFlux, NADP, NutNet D5 – Great Lakes Row crops, forage crops, bioenergy crops, mixed grasses, prairie, forest, dairy Short Bibliography

Long Bibliography
Lower Chesapeake Bay LCB Beltsville, MD 1910 22 2600 CASTnet, CEAP, COSMOS, EOS, NADP, GRACEnet, SCAN, UV-B MRP D2 – Mid Atlantic Cropland, poultry, dairy, forages, pasture, horticulture Short Bibliography

Long Bibliography
Lower Mississippi River Basin LMRB Oxford, MS 1981 Up to 34 21.3 COSMOS, CEAP, SURFRAD, SCAN D8 – Ozarks Complex Cotton, corn, soybeans, rice, catfish, sugar cane Long Bibliography
Northern Plains NP Mandan, ND 1912 100+ 9.7 NEON, CEAP, GRACEnet, REAP, SCAN D9 – Northern Plains Small grains, row crops, beef cattle on grazing lands Short and Long Bibliographies
Platte River/High Plains Aquifer PRHP Lincoln, NE 1912 100+ 16500 AmeriFlux, GRACEnet, REAP, SCAN D6 – Prairie Peninsula Cropland, rangeland, beef cattle, biofuels Short Bibliography

Long Bibliography
R.J. Cook Agronomy Farm CAF Pullman, WA 1999 15 0.57 7 LTAP, GRACEnet, REAP, NADP, SCAN D15 – Great Basin Wheat, barley, pulses (peas, lentils, chickpeas) Short Bibliography

Long Bibliography
Southern Plains SP El Reno, OK 1948,1961 54 1,423 CEAP, COSMOS, SCAN D11 – Southern Plains Beef cattle, winter wheat, pasture, forages, prairie Short Bibliography

Long Bibliography
Texas Gulf TG Temple, TX 1937 76 N/A CEAP, GRACEnet, NutNet, LTBE, SCAN D11 – Southern Plains Cropland, rangeland, pasture, remnant prairie Long Bibliography
Upper Chesapeake Bay UCB University Park, PA 1968 47 1,127 CEAP, GRACEnet, SCAN D2 – Mid Atlantic Row crops, dairy, pasture, forest Short Bibliography
Upper Mississippi River Basin UMRB Ames, IA 1992 23 6,200 AmeriFlux, CEAP, GRACEnet, SCAN D6 – Prairie Peninsula Corn-soybean with livestock (swine, beef, dairy) Short and Long Bibliographies
Walnut Gulch Experimental Watershed WGEW Tucson,AZ 1953 62 150 Ameriflux, CEAP, COSMOS, EOS, GRACEnet, SCAN D14 – Desert Southwest Rangeland, beef cattle, wildlife Short Bibliography

Long Bibliography

ABOUT LTAR

The USDA Agricultural Research Service (ARS) Long-Term Agroecosystem Research network consists of 18 Federal and university agricultural research sites with an average of over 50 years of history. The goal of this research network is to ensure sustained crop and livestock production and ecosystem services from agroecosystems, and to forecast and verify the effects of environmental trends, public policies, and emerging technologies.

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