You limited your search to:

 Resource Type: Book
 County: Willacy County, TX
 Collection: Texas Soil Surveys
Soil Survey of Willacy County, Texas
Text describes the area, climate, agricultural history and statistics, soil-survey methods and definitions, soils and crops, land uses and agricultural methods, irrigation, and morphology and genesis of soils of Willacy County, Texas. texashistory.unt.edu/ark:/67531/metapth130255/
Soil survey of Willacy County, Texas
Text describes the area, climate, agriculture, soils, and alkali of Willacy County, Texas. texashistory.unt.edu/ark:/67531/metapth19823/