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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-
Item Type: Refine your search to only Pamphlet
open access

Aerial Gamma Ray and Magnetic Survey, Final Report: Harrison Quadrangle, Missouri and Arkansas

Description: This report provides radiometric and magnetic data for the Harrison quadrangle of southern Missouri and northern Arkansas that was acquired and processed in May of 1980. Appendix A provides a detailed summary of data acquisition, processing, interpretation, and presentation methods; Appendix B contains a flight summary report for the quadrangle.
Date: June 1980
Creator: EG & G GeoMetrics
Item Type: Refine your search to only Report
Location: None
open access

Aerial Gamma Ray and Magnetic Survey, Final Report: Memphis Quadrangle, Arkansas, Missouri, and Tennessee

Description: The following report analyzes the aerial gamma ray and magnetic data taken from the Memphis quadrangle in Arkansas, Missouri, and Tennessee that was compiled in 1980. This report contains a detailed geologic summary, interpretation report, reduced scale copies of all maps and profiles, histograms, and statistical tables for the quadrangle.
Date: August 1980
Creator: EG & G GeoMetrics
Item Type: Refine your search to only Report
Location: None
open access

Aerial Gamma Ray and Magnetic Survey, Final Report: Springfield Quadrangle, Missouri

Description: This report provides radiometric and magnetic data for the Springfield quadrangle in Missouri that was acquired and processed in May 1980. Appendix A provides a detailed summary of data acquisition, processing, interpretation, and presentation methods; Appendix B contains a flight summary report for the quadrangle.
Date: June 1980
Creator: EG & G GeoMetrics
Item Type: Refine your search to only Report
Location: None
open access

Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910: Part 1. -- Analyses

Description: From Significance and value of Analyses of Coal: "The analyses published in this report cover samples of coal collected in many different parts of the country with unusual care by experiences men, in such manner as to make them representative of extensive beds of coal."
Date: 1913
Creator: Lord, N. W.
Item Type: Refine your search to only Report
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