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Adjusting Corn Belt Farming to Meet Corn-Borer Conditions

Description: "The European corn borer is recognized as a dangerous enemy of the corn crop.... Its eradication is considered economically impossible but it is believed that the injury may be kept at a point so low that little commercial damage will occur during normal seasons. This can be done by using control measures and practices that have proved to be effective.... On some farms some changes in the crops grown and in their sequence will aid materially in controlling the borer and may prove profitable eve… more
Date: 1932
Creator: Myres, Kenneth Hayes, 1898-
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Aerial Gamma Ray and Magnetic Survey, Final Report. Volume 1: Fremont Quadrangle (Nebraska and Iowa), Lincoln Quadrangle (Nebraska), Manhattan Quadrangle (Kansas), and Hutchinson Quadrangle (Kansas)

Description: First volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of four quadrangles in Iowa, Nebraska, and Kansas including documentation about data collection and analysis.
Date: November 1977
Creator: GeoMetrics, Inc.
Location: None
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey, Sioux Falls Quadrangle, South Dakota, Iowa, Minnesota: Final Report, Volume 1

Description: Report documenting results of an airborne high-sensitivity gamma-ray spectrometer and magnetometer survey of the Sioux Falls quadrangle in South Dakota, Iowa, and Minnesota, including data acquisition methods, a summary of data and outline of data presentation, area geology, and interpretation of results.
Date: April 1981
Location: None
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey, Sioux Falls Quadrangle, South Dakota, Iowa, Minnesota: Final Report, Volume 2

Description: Second report documenting results of an airborne high-sensitivity gamma-ray spectrometer and magnetometer survey of the Sioux Falls quadrangle in South Dakota, Iowa, and Minnesota, including histograms and multi parameter profiles, with anomaly maps and flight path maps.
Date: April 1981
Location: None
open access

Alfalfa on Corn-Belt Farms

Description: "Alfalfa, on Corn Belt farms, if introduced in any considerable acreage, requires a great amount of labor at the most critical stage of the cultivation of corn. This bulletin tells how the more successful Corn Belt growers fit alfalfa into their cropping systems without interfering seriously with labor schedules. This is done in the main by speeding up the haying operations and corn cultivation by the use of labor-saving implements and more efficient methods. To some extent, the use of alfalfa … more
Date: 1919
Creator: Drake, J. A.; Rundles, J. C. & Jennings, R. D. (Ralph Dickieson), 1892-
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