Dramatization: Owens discusses with Proctor and Slack about the various tests undertaken for poisoning in United States.
United States USA Date:1921 Duration:1 min 57 sec Sound:NO SOUND
Dramatization: Calcium arsenates spray to combat Boll Weevils in United States. Proctor, Slack and Thomas visit the Department of Agriculture. They meet Mr Owens, a government expert who helps the farmers. They discuss about various tests undertaken for the poisoning procedure. Owens explains them about the cage test to improve poisons and method of applications. Men work in a farm. They gather the Weevils. A test glass container on the farm. They spray the poison. A cloth is placed under a plant. Weevils spread on the cloth. They are counted. Laboratory tests undertaken. A man notes down the observations.
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