enow.com Web Search

  1. Ads

    related to: topsoil in iowa state

Search results

  1. Results from the WOW.Com Content Network
  2. Geography of Iowa - Wikipedia

    en.wikipedia.org/wiki/Geography_of_Iowa

    Geography of Iowa. The geography of Iowa includes the study of bedrock, landforms, rivers, geology, paleontology and urbanisation of the U.S. state of Iowa. The state covers an area of 56,272.81 sq mi (145,746 km 2).

  3. List of U.S. state soils - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._state_soils

    A state soil is a soil that has special significance to a particular state. Each state in the United States has selected a state soil, twenty of which have been legislatively established. These official state soils share the same level of distinction as official state flowers and birds. Also, representative soils have been selected for Puerto ...

  4. Topsoil - Wikipedia

    en.wikipedia.org/wiki/Topsoil

    Topsoil is composed of mineral particles and organic matter and usually extends to a depth of 5-10 inches (13–25 cm). Together these make a substrate capable of holding water and air which encourages biological activity. There are generally a high concentration of roots in topsoil since this is where plants obtain most of their vital nutrients.

  5. Environment of Iowa - Wikipedia

    en.wikipedia.org/wiki/Environment_of_Iowa

    The Natural Resources Conservation Service divides Iowa into 23 soil regions. In general, soils of southern, eastern, and western Iowa are loess-derived, while soils of northern and central Iowa are till-derived. Most level areas of Iowa have soils highly suitable for agriculture, making Iowa one of the most productive farming regions of the world.

  6. Loess Hills - Wikipedia

    en.wikipedia.org/wiki/Loess_Hills

    The Loess Hills region in Missouri. Today, the hills stretch from the Blood Run Site in South Dakota in the north to Mound City, Missouri in the south. Loess topography can be found at various points in extreme eastern portions of Nebraska and Kansas along the Missouri River valley, particularly near the Nebraska cities of Brownville, Rulo, Plattsmouth, Fort Calhoun, and Ponca, and the Iowa ...

  7. Corn Belt - Wikipedia

    en.wikipedia.org/wiki/Corn_Belt

    The region is characterized by level land, deep fertile soils, and a high organic soil concentration. [ 6 ] As of 2008, the top four corn-producing states were Iowa, Illinois, Nebraska, and Minnesota, accounting for more than half of the corn growth in the U.S. [ 7 ]

  8. Gerald A. Miller - Wikipedia

    en.wikipedia.org/wiki/Gerald_A._Miller

    Gerald A. Miller. Gerald Arey Miller (born 1943) is an American agronomist, professor, and associate dean emeritus at Iowa State University, former director of its Agriculture and Natural Resources Extension, and former Project Director for the Heartland Regional Water Coordination Initiative in Iowa. He held the rank of Major General in the ...

  9. Driftless Area - Wikipedia

    en.wikipedia.org/wiki/Driftless_Area

    The Driftless Area, also known as Bluff Country and the Paleozoic Plateau, is a topographical and cultural region in the Midwestern United States [1] that comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. The Driftless Area is a USDA Level III Ecoregion: Ecoregion 52.

  1. Ads

    related to: topsoil in iowa state