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Show SOIL SURVEY OF FARM COUNTIES IN U. S. IS AIM WASHINGTON, Dec. 18. A soil survey of every agricultural county and a map of its soils for every farmer in the United States is the goal of the soil scientists and surveyors sur-veyors of the federal and state departments de-partments of agriculture who will attend at-tend the annual soil survey in Washington. Wash-ington. All parts of the United States were represented. More than 800,000,000 acres of farm soils have already been surveyed sur-veyed and mapped areas covering over half of the agricultural land of the United States, and the soil specialists and map makers will meet to discuss the progress of their huge task and the practical application of their work to present-day farm problems. A special feature of this year's meeting of the association will be the presence of those who make practical use of the surveys. They will tell the soil scientists how they have applied the information contained con-tained in some of the thousand booklets and maps compiled by the bureau of chemistry and soils of the United States department of agriculture and the cooperating states during the past 28 years. The national menace of soil erosion ero-sion which annually involves a waste of $2,000,000,000 worth of plant food elements will be discussed as one of the vital problems of agriculture, agri-culture, for the solution of which the soil surveys of the great farming farm-ing areas of America afford increasingly increas-ingly useful information. |