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Quadrats (36 ungrazed; 15 grazed) in a Kansas mixed grass prairie that were censused annually from 1932 to 1972. Located in Hays, Kansas, all individual plants were mapped in these 1 m2 quadrats located in a pasture owned by Fort Hays State University. Monthly precipitation and average temperature data for the site are also included.

Dataset Location: Adler et al. 2007 Ecological Archives

Location: approximately 2 miles west of the town of Hays, Kansas (38.8 º N, 99.3 º W)

Habitat: Mixed grass prairie

Spatial Scale of data: 51 1-m2 quadrats in a pasture

Timespan: 1932 - 1972

Sampling Frequency: annually

Data collection summary: The data were collected using pantographs (Hill 1920), a mechanical device used to make scale drawings.

Data Collected: Species, basal cover, location in quadrat


  • There are some quadrats that are missing annual censuses.
Citation: Peter B. Adler, William R. Tyburczy, and William K. Lauenroth. 2007. Long-term mapped quadrats from Kansas prairie: demographic information for herbaceaous plants. Ecology 88:2673. 
Available via EcoData Retriever: Yes
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