PUBLIC LAWS-CH. 267-JULY 1, 1941 cal, chemical, physical, microscopical, and technological investigation of foods, feeds, drugs, plant and animal products, and substances used in the manufacture thereof; for investigations of the physiological effects and for the pharmacological testing of such products and of insecticides; for the investigation and development of methods for the manufacture of sugars, sugar sirups, and starches and the utiliza- tion of new agricultural materials for such purposes; for the technological investigation of the utilization of fruits and vegetables and for frozen pack investigations; for the investigation of chemicals for the control of noxious weeds and plants; and to cooperate with associations and scientific societies in the development of methods of analysis, $342,664. Agricultural engineering investigations: For investigations, experi- ments, and demonstrations involving the application of engineering principles to agriculture; for investigating and reporting upon the different kinds of farm power and appliances; upon farm domestic water supply and sewage disposal, upon the design and construction of farm buildings and their appurtenances and of buildings for proc- essing and storing farm products- upon farm power and mechanical farm equipment and rural electrifcation, upon the engineering prob- lems relating to the processing, transportation, and storage of perish- able and other agricultural products; and upon the engineering problems involved in adapting physical characteristics of farm land Cotton ginning' to the use of modern farm machinery; for investigations of cotton ginning under the Act approved April 19, 1930 (7 U. S. C., 424, 425); for giving expert advice and assistance in agricultural and chemical engineering; for collating, reporting, and illustrating the results of investigations and preparing, publishing, and distributing bulletins, plans, and reports, $314,469. Naval-stores investigations: For the investigation of naval stores (turpentine and rosin) and their components; the investigation and experimental demonstration of improved equipment, methods, or processes of preparing naval stores; the weighing, storing, handling, transportation, and utilization of naval stores; and for the assembling and compilation of data on production, distribution, and consumption 49 Stat. . f turpentine and rosin, pursuant to the Act of August 15, 1935 (5 IT. S . C . 556b), $115,400. tai;personal serv- Total, salaries and expenses, Bureau of Agricultural Chemistry and Engineering, $877,733, of which amount not to exceed $462,572 may Vehicles. be expended for personal services in the District of Columbia, and not to exceed $2,400 shall be available for the purchase of motor- propelled and horse-drawn passenger-carrying vehicles necessary in the conduct of field work outside the District of Columbia. BUREAU OF ENTOMOLOGY AND PLANT QUARANTINE Post, p.832. SALARIES AND EXPENSES For necessary expenses connected with investigations, experiments and demonstrations for the promotion of economic entomology, for investigating and ascertaining the best means of destroying insects and related pests injurious to agriculture, for investigating and importing useful and beneficial insects and bacterial,f nga, an(c other diseases of insects and related pests, for investigatmg and ascertaining the best means of destroying insects affecting man and animals, to enable the Secretary of Agriculture to carry into effect the provisions of the Plant Quarantine Act of August 20, 1912, as 37Stat. 3. amended (7 U. S . C. 146, 147, 151-167, 281, 282), to conduct other activities hereinafter authorized, and for the eradication, control, and prevention of spread of injurious insects and plant pests, inde- 426' [55 STAT.
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