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Physical methods of improving damaged land
Cropping systems to reduce flood damage
acreage acres Agricultural Experiment Station alfalfa Alluvium Deposited Arkansas River Valley beans black locust Bob Daily bottomland soil Braden Luke Geren Briartown chemical composition clay content coarse sand corn cotton covered Cowlington cowpeas cropping system cultivated deep alluvium Deep plowing deeply silted areas deposits of alluvium depth Eastern Oklahoma eroded feet higher Flood Damaged Land flood deposits flood hazard flood water Gibson grown growth hairy vetch Haskell County high percentage Improvement of Flood Johnson grass LeFlore County legume matter and nitrogen McLain mungbeans Muskogee County Nitrate Fertilizer nitrogen fertilizer NW 14 Sec obtained Oklahoma Agricultural Experiment organic matter Pawpaw peanuts percent previous flood productive soil sand and silt Sand Silt Clay sediment seed seedlings Sequoyah County shallow deposit silted land soil improvement spinach stream banks surface soil sweet clover Table tillage U. S. Army Engineers underlying soil Valley of Eastern vegetable crops Vian Webbers Falls wind erosion yields