Public domain
Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Gambusia minnow hatchery in a spring at the edge of the rice fields. When the gambusia were put here, herons and other birds start to eat them. Thus the spring had to be covered with loosely woven m
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Subjects
Credit linePublic Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Gambusia minnow hatchery in a spring at the edge of the rice fields. When the gambusia were put he. 1939-01-01. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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