The LTAR Network

The Long-Term Agroecosystem Research (LTAR) Network is a new network developing national strategies for the sustainable intensification of agricultural production.

LTAR is a partnership among 18 premier long-term research sites across the United States.

Learn about LTAR research

The LTAR network has a multifaceted focus on satisfying increasing demand for agricultural commodities, protecting the quality of the environment, and enhancing the quality of life in rural areas and the Nation as a whole

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MAP OF 18 LTAR SITES

LTAR Tweets ( @USLTAR )

mccord_seSarah McCord@mccord_se·
14 Nov

Our spatially balanced sample design Shiny app is live! Tip of the hat and then some to @NelsonStauffer whose perseverance over the past 3 years produced a tool that land managers can design their probabilistic surveys based on the #rstats spsurvey šŸ“¦https://t.co/1pagS2qxYu

ditchdoctor99Matt Moore@ditchdoctor99·
11 Nov

Newest #LTAR working group on Human Dimensions providing update. Thanks to ā¦@USDA_ARSā© scientist David Archer #TriSocieties

mccord_seSarah McCord@mccord_se·
8 Nov

Our paper describing indicators and benchmarks of wind erosion is out! We used ecological sites and rangeland monitoring data to identify dust flux indicators and benchmarks for use by managers. @TheJornada https://t.co/nAtjTSU93R

USDAClimateHubsUSDA Climate Hubs@USDAClimateHubs·
7 Nov

#Podcast Interview: Northern Plains #USDAClimateHub director Dannele Peck talks about the GRASSCAST, a forage projection tool, on the latest episode of the Southern Plains Podcast, hosted by Clay Pope. https://t.co/O5ilt0UxeX

Mark_LiebigMLiebig21@Mark_Liebig·
6 Nov

Collecting post-harvest soil water samples in our LTAR Common Experiment. A nice stand of intercropped turnips (and a legitimate tripping hazard!). #LTAR

2
DrEcoInfoBijan SeyedNasrollah@DrEcoInfo·
22 Oct

We are delighted to announce that the Data Descriptor of the #PhenoCam Dataset V2.0 is published in @ScientificData.

- Three times more #phenology data than the last release.

- There are PhenoCams in all global vegetation biomes.

Check it out:
https://t.co/nPhEr29PA7

USDA_ARSUSDA-ARS@USDA_ARS·
18 Oct

On Oct. 17 scientists hosted an overview & tour of ARS 's Grazinglands Research Lab. It was an honor to discuss the history of the facility & the @USLTAR Cropland Common Experiment w/ @OklahomaAgā€™s Blayne Arthur, Secretary of Agriculture and JanLee Rowlet, Legislative Liaison.

3
BBestelmBrandon Bestelmeyer@BBestelm·
13 Sep

We have a new @USDA_NIFA-funded project to understand the socioeconomic and environmental trade-offs of heritage #cattle genetics, precision ranching, and range finishing in the Southwest. @nmsu @TheJornada @USDA_ARS @USLTAR
https://t.co/AxMY9s6333

DrEcoInfoBijan SeyedNasrollah@DrEcoInfo·
14 Sep

1) NOW OFFICIALLY RELEASED!

We are thrilled to announce that @PhenoCam Dataset v2 with nearly 1800 site-years of #phonology data from around the globe is now published on @ORNLDAAC.

THANKS to my 115 coauthors and many collaborators who made it happen.

https://t.co/XUTQCenOYR

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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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