UNT Libraries Government Documents Department - 4 Matching Results

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Gas Masks for Gases Met in Fighting Fires

Description: Technical paper issued by the Bureau of Mines over the development of gas masks designed for fighting fires. The characteristics of the different types of masks in development are presented. This paper includes tables, illustrations, and photographs.
Date: August 1921
Creator: Fieldner, Arno Carl; Katz, Sidney H. & Kinney, Selwyne P.
Item Type: Refine your search to only Report
open access

Take-All of Wheat and Its Control

Description: This bulletin discusses take-all, a fungal disease of wheat, and methods for controlling it. It also describes the distribution, symptoms, and causes of take-all.
Date: 1921
Creator: Humphrey, H. B. (Harry Baker), 1873-1955; Johnson, Aaron G. & McKinney, Harold H.
Item Type: Refine your search to only Pamphlet
open access

Wheat Scab and Its Control

Description: This bulletin discusses wheat scab, a fungal disease of wheat, rye, barley, and oats that is caused by a parasite. It describes the appearance of afflicted crops as well as the parasite's life cycle and proposes a variety of control measures.
Date: 1921
Creator: Johnson, Aaron G. & Dickson, James G. (James Geere), b. 1891
Item Type: Refine your search to only Pamphlet
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