L’atelier des archives, a French Internet site, has put this movie (in English) on line. USDA (US Department of Agriculture) and HHS (United States Department of Health and Human Services) had produced this movie in 1963.
It’s all about Good Practices in Plant Protection, especially in using pesticides.
The movie insists on the obligation of complying with pesticide label, in particular about Harvest interval. Many other points are still up to date : other plant protection methods, evaluation and regulation of active substances, …
What is not up-to-date is quite interesting as well. Since 1963 (50 years ago…), Pesticides, their formulation , their uses, the machinery, … have improved a lot.
To go further (mostly in French):
« Histoire de la protection phytosanitaire »
« La sécurité de l’applicateur »