52 STAT.] 75TH CONG., 3D SESS.-CH. 464-JUNE 16, 1938 entitled "An Act to regulate foreign commerce by prohibiting the admission into the United States of certain adulterated grain and seeds unfit for seeding purposes", as amended by the Act approved April 26, 1926 (7 U. S . C. 111, 115, 116), $72,293: Provided,That not to exceed $250 of this amount may be used for meeting the share of the United States in the expenses of the International Seed Testing Congress in carrying out plans for correlating the work of the vari- ous adhering governments on problems relating to seed analysis or other subjects which the Congress may determine to be necessary in the interest of international seed trade. Soil-fertility investigations: For soil investigations into causes of infertility; maintenance of productivity; effects of soil composition, cultural methods, and fertilizers on yield and quality of crops; and the properties, composition, formation, and transformation of soil organic matter, $168,457. Soil microbiology investigations: For investigations of the micro- organisms of the soil and their activities, including the testing of samples procured in the open market, of cultures for inoculating legumes, other crops, or soil, and the publication of results, and if any such samples are found to be impure, nonviable, or misbranded, the results of the tests may be published, together with the names of the manufacturers and of the persons by whom the cultures were offered for sale, $39,854. Sugar-plant investigations: For sugar-plant investigations, includ- ing studies of diseases and the improvement of sugar beets and sugar- beet seed, $322,500. Tobacco investigations: For the investigation and improvement of tobacco and the methods of tobacco production and handling, $135,544. Western irrigation agriculture: For investigations in connection with western irrigation agriculture, the utilization of lands reclaimed under the Reclamation Act, and other areas in the arid and semiarid regions, $120,327. Total, Bureau of Plant Industry, $4,741,675, of which amount not to exceed $1,504,573 may be expended for departmental personal services in the District of Columbia and not to exceed $14,550 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. FOREST SERVICE SALARIES AND EXPENSES For the employment of persons and means in the District of Columbia and elsewhere to enable the Secretary of Agriculture to experiment and to make and continue investigations and report on forestry, national forests, forest fires, and lumbering, but no part of this appropriation shall be used for any experiment or test made outside the jurisdiction of the United States; to advise the owners of woodlands as to the proper care of the same; to investigate and test American timber and timber trees and their uses, and methods for the preservative treatment of timber; to seek, through investiga- tions and the planting of native and foreign species, suitable trees for the treeless regions; to erect necessary buildings: Provided,That the cost of any building purchased, erected, or as improved, exclusive of the cost of constructing a water-supply or sanitary system and of connecting the same with any such building, and exclusive of the cost of any tower upon which a lookout house may be erected, shall not exceed $7,500, with the exception that any building erected, pur- 725 Proviso. International Seed Testing Congress. Soil-fertility investi- gations. Soil microbiology in- vestigations. Publication of re- sults. Sugar-plant investi- gations. Tobacco investiga- tions. Western irrigation agriculture. Personal services, D.C . Vehicles. Forest Service. Salaries and ex- penses. Experiments and in- vestigations. Restricted to United States. Provsos. Cost of buildings.
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