PUBLIC LAWS-CH. 445 -JUNE 22, 1946 processing and storing farm products, and the preparation and dis- tribution of building plans and specifications; cotton ginning, and other engineering problems relating to the production, processing, transportation, and storage of agricultural products; $584,000. National Arboretum: For the maintenance and development of the National Arboretum established under the provisions of the Act entitled "An Act authorizing the Secretary of Agriculture to establish a National Arboretum, and for other purposes , approved March 4, 4Stat.1422. 1927 (20 U. . C. 191-194), including travel expenses of the advisory council, $76,000, of which not to exceed $2,500 may be expended for 5u.s. .,Supp. v, employment pursuant to the second sentence of section 706 (a) of the §674. Organic Act of 1944 (5 U. S . C. 574). BUREAU OF ENTOMOLOGY AND PLANT QUARANTINE SALARIES AND EXPENSES For expenses necessary for investigations, experiments, demon- strations, and surveys for the promotion of economic entomology, for investigating and ascertaining the best means of destroying insects and related pests injurious to agriculture, for importing useful and beneficial insects and bacterial, fungal, and other diseases of insects and related pests, for investigating and ascertaining the best means of destroying insects affecting man and animals, and the best ways of utilizing beneficial insects, for carrying into effect the provisions 7Stat.315. of the Plant Quarantine Act of August 20,1912, as amended (7 U. S. C . 7s.c .3supp.v, 151-167), the Honey Bee Act (7 U. S . C. 281-283), the Insect Pest Act §33 Stt. 1269. (7U. S. C. 141-144), the Mexican Border Act (7 U. S. C. 149) and the 6 sutat. 4. Organic Act of 1944 (7 U. S. C. 147a), authorizing the eradication, 7149. control, and prevention of spread of injurious insects and plant pests; 7 uts. t5., Supp. including the operation and maintenance of airplanes and the pur- V,147a. chase of not to exceed seven, and not to exceed $625,560 for personal services in the District of Columbia, as follows: Insect investigations: For the investigation of insects affecting fruits, grapes, nuts, trees, shrubs, forests and forest products, truck and garden crops, cereal, forage and range crops, cotton, tobacco, sugar plants, ornamental and other plants and agricultural products, household possessions, and man and animals; for bee culture and apiary management; for classifying, identifying, and collecting in- formation to determine the distribution and abundance of insects; for investigations in connection with introduction of natural enemies of injurious insects and related pests and for the exchange with other countries of useful and beneficial insects and other arthropods; for developing methods, equipment, and apparatus to aid in enforcing plant quarantines and in the eradication and control of insect pests and plant diseases; and for investigations of insecticides and fungi- cides, including methods of their manufacture and use and the effects of their application, $2,676,500. Insect and plant disease control: For carrying out operations or measures to eradicate, suppress, control, or to prevent or retard the spread of Japanese beetle, sweetpotato weevil, Mexican fruitflies, gypsy and brown-tail moths, Dutch elm disease, phony peach and peach mosaic, cereal rusts, and pink bollworm and Thurberia weevil, including the enforcement of quarantine regulations and coopera- tion with States to enforce plant quarantines as authorized by the 37Stat.315. Plant Quarantine Act of August 20, 1912, as amended (7 U.S. C . Estabolient o 151-167), and including the establishment of such cotton-free areas as may be necessary to stamp out any infestation of the pink boll- worm as authorized by the Act of February 8, 1930 (46 Stat. 67), 280 [60 STAT.