Table 1. Areas of vegetative cover types in the Edwards Plateau, physiographic area 53. Forest coverages are taken from USFS FIA data, nonforest cover types are modified from USGS data. Water coverage is combined from both databases by adding USGS water data in the "nonforest" section of the USFS database.

Cover types

Area (ha)

Area (ac)

Percent of Total

Oak-hickory forest

17,721

43,789

0.23

Pinyon pine-juniper forest

268,307

662,985

3.43

Wheat, corn, soybeans, irrigated agriculture

1,396,189

3,449,984

17.85

Bluestem grassland

4,255,371

10,515,022

54.40

Grama, wheatgrass grassland

120,962

298,897

1.55

Pasture, hay, mixed crops

21,604

53,383

0.27

Sagebrush prairie

1,484,297

3,667,699

18.98

Greasewood, creosote brushland

189,059

467,165

2.42

Water

25,287

62,484

0.32

Urban

43,208

106,767

0.55

 Totals

7,822,005

19,328,176

100