Report on Planning ...U.S. Government Printing Office, 1935 |
Common terms and phrases
34 topsoil accelerated erosion acreage acres adjustment affected by sheet agricultural exports Argentina average balance Basin Bureau Canada Chief of Engineers Colorado River commodities considerable consumption cost cotton Creek crops cultivation depression Destroyed by gullying drainage economic erosion control erosion survey Europe European extensive farm farmers foreign countries forest fruit grazing illus imports income increase irrigable area irrigation land ment Missouri Moderate sheet erosion mountain Occasional gullies pasture payments percent Plains population present problem production rainfall reduced region reservoir result Severe gullying severe sheet erosion severe wind erosion sheet and severe sheet and slight sheet erosion slight wind slopes Snake River Soil Conservation Service soil erosion South South Dakota submarginal subsoil surface soil TABLE tariff terraces tillage tion tobacco topography Total area affected trade barriers U. S. Army United United Kingdom Valley watershed western wheat wind erosion-frequent gullies wind erosion-occasional gullies
Popular passages
Page 41 - ... surveys, economic surveys, experimental and extension services, farm journals, the press, thousands of books and millions of bulletins, with frequent prizes for the best producers, our Nation-wide yields have not increased — rather, they have decreased in the instances of some of our major crops. For example, the annual acreage yield of corn for the 10-year period from -1871 to 1880 was 27.04 bushels per acre, whereas for the 10-year period from 1921 to 1930 the corresponding acreage production...
Page 48 - The carrying out of practical erosion-control measures on large watersheds in the agricultural regions of the United States in cooperation with conservancy districts or other subdivisions of States and other erosion-control associations or similar organizations. This work would be carried out on an equitable cost-sharing basis, under which the Federal Government would provide technical direction and supervision and would establish regulations protecting any erosion-control measures which might be...
Page 41 - UNAVOIDABLE NECESSITY Control of erosion is the first and most essential step in the direction of correct land utilization on something like 75 percent of the cultivated (and cultivable) area of the nation. If the soil is permitted to wash to a condition equivalent to skeletonized land, as has happened already over something like 35 million acres formerly cultivated, there will be nothing left to save. Failure to curb this insidious process...
Page 41 - ... societies, clubs and institutes, soil surveys, economic surveys, experimental and extension services, farm journals, the press, thousands of books and millions of bulletins, with frequent prizes for the best producers, our Nation-wide yields have not increased — rather, they have decreased in the instances of some of our major crops. For example, the annual acreage yield of corn for the 10-year period from -1871 to 1880 was 27.04 bushels per acre, whereas for the 10-year period from 1921 to...
Page 31 - Near to this house we passed the state line which divides Ohio from Indiana. The distance from this to Fort Wayne is 24 miles without a settlement; the country is so wet that we scarcely saw an acre of land upon which a settlement could be made. We traveled for a couple of miles with our horses wading through water, sometimes to the girth.