Fighting Weeds With Tear Gas

Killing Course Weeds With Teargas
Killing Course Weeds With Tear Gas

This photo shows a 1938 Department of Agriculture experiment to determine if tear gas could be used to combat weeds on greens.

A.E. Rabbit, (left) grass specialist of the United States Gold Association with whom the Department of Agriculture was cooperating in making the tests, is pictured as he pours the gas into the soil while Stanley Graeff, Dept. of Agriculture, rakes it over. The gas treatment was developed by Dr. John Monteith of the Department of Agriculture

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