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Investigations of the parasites of Popillia japonica and related scarabaeidae in the Far East from 1929 to 1933, inclusive.
Describes the results of scientific research of parasites of the Japanese beetle at various stages of the beetle life cycle. The studies were carried out from 1929 to 1933 in Japan, Chosen (Korea), India, and Taiwan.
Date:
October 1940
Creator:
Gardner, T. R. (Theodore Roosevelt), b. 1899 & Parker, L. B. (Lawrence Bemis), 1901-
System:
The UNT Digital Library
Strip cropping for conservation and production.
Discusses the role of soil and moisture conservation to keep land productive and increase crop yields. Describes methods and uses of strip cropping.
Date:
1953
Creator:
Tower, Harold E. (Harold Everett), 1904- & Gardner, Harry H. (Harry Harrison), 1891-
System:
The UNT Digital Library
Managing winter sheep range for greater profit.
Describes how to manage winter sheep in the western United States in order to increase production and profits.
Date:
August 1954
Creator:
Hutchings, Selar S. (Selar Stephen), 1904-
System:
The UNT Digital Library
Pastures to hold and enrich the soil.
Discusses methods for maintaining grazing pastures, enriching the soil, and preventing the erosion of soil.
Date:
March 1942
Creator:
Semple, Arthur T. (Arthur Truman), 1895- & Hein, M. A. (Mason August), b. 1894
System:
The UNT Digital Library