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Land Resource Regions (LRR) and Major Land Resource Areas (MLRA) are delineated in the 2022 MLRA Geographic Database and described in USDA Agriculture Handbook 296. The handbook is used as a basis for decisions regarding national and regional land resource issues targeting efforts in education, finance, and technical services.
Major Soil Areas. Texas can be divided into 21 Major Land Resource Areas that have similar or related soils, vegetation, topography, climate, and land uses. Following are brief descriptions of these areas: Trans-Pecos Soils
determines land use, kinds of crops grown, need for fertilizers, and erosion potential. The state of Texas is divided into 15 major land resource areas, each of which is a grouping of similar soils, vegetation, climate, and topography. Southern Desertic Basins, Plains, and Mountains soils formed in an area of linear
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Land resource regions (LRR) are a group of geographically associated major land resource areas at the highest hierarchical level shown at the continental scale . Identification of these large areas is important in statewide agricultural planning and has value in interstate, regional, and national planning.
Land resource regions and land resource areas of Texas (adjusted to county boundaries) "May 1979 4-R-37073. Revised October 1976 Base 4-R-33577." Shows SCS administrative boundaries, land resource area boundaries, and major physiographic regions. "Base compiled from USGS national atlas, 1970 edition."
Natural resource experts have divided Texas into 11 major land resource areas, based on similar soils, vegetation, climate and land uses. These are often referred to as "ecoregions." Soil erosion levels vary among types of soil, and, of course, some erosion is natural and inevitable.
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Access Texas almanac furnishing more details on the state geography, geographical and land regions, climate and weather, elevation, land areas, bordering states, and other statistical data. Texas is the largest of the 48 contiguous states in the US Because of this, it has a wide diversity of landforms.