LITERATURE CITED 



(1) Ballard, W. S., J. R. Magness, and L. A. Hawkins. 



1922. Internal browning of the Yellow Newtown apple. U. S. Dept. 



Agr. Bui. 1104, 21 pp., illus. 



(2) Brooks, C, J. S. Cooley, and D. F. Fisher. 



1923. Oiled wrappers, oils and waxes in the control of apple scald. 



In Jour. Agr. Research, vol. 26, pp. 513-536, illus. 



(3) and J. S. Cooley. 



1924. Oiled paper and other oiled materials in the control of scald 



on barrel apples. In Jour. Agr. Research, vol. 29, pp. 129- 

 135. 



(4) Burroughs, A. M. 



1922. Changes in the respiration rate of ripening apples. In Proc. 

 Anier. Soc. Hort. Sci., 1922, pp. 225-235. 



(5) Clark, W. B. 



1917. A sampling press. In Jour. Indus, and Engin. Chem., vol. 

 9, pp. 788-790, illus. 



(6) Corbett, L. C. 



1917. Color as an indication of the picking maturity of fruits and 

 vegetables. In U. S. Dept. Agr. Yearbook 1916, pp. 99-106, 

 illus. 



(7) Daly, P. M. 



1925. A preliminary report on Jonathan breakdown. In Sci. Agr., 



vol. 5, pp. 155-165, illus. 



(8) Gore, H. C. 



1911. Studies on fruit respiration. U. S. Dept. Agr., Bur. Chem. 

 Bui. 142, 40 pp., illus. 



(9) Hartman, H. 



1924. Studies relating to the harvesting and storage of apples and 

 pears. Oreg. Agr. Exp. Sta. Bui. 206, 32 pp., illus. 



(10) Magness, J. R., and A. M. Burroughs. 



[1923]. Studies in apple storage. In Storage Investigations, 1921- 

 1922. The Marble Laboratory Inc., pp. 17-98, illus. Can- 

 ton, Pa. 



(11) and H. C. Diehl. 



1924. Physiological studies on apples in storage. In Jour. Agr. Re- 

 search, vol. 27, pp. 1-38, illus. 



(12) 



[1924]. Preliminary report upon the influence of climatic conditions 

 on the ripening processes in apples. In Proc. Soc. Hort. 

 Sci., 20 (1923), pp. 108-113, illus. 



(13) and G. F. Taylor. 



1925. An improved type of pressure tester for the determination of 



fruit maturity. U. S. Dept. Agr. Circ. 350, S pp., illus. 



(14) Mathews, A. P. 



1916. Physiological chemistry. Ed. 2, 1,040 pp., illus. New York. 



(15) Murneek, A. E. 



1921. A new test for maturity of the pear. Oreg. Agr. Exp. Sta. Bui. 



186, 28 pp., illus. 



(16) Phillips, H. A. 



1922. Effect of climatic conditions on the blooming a^nd ripening dates 



of fruit trees. N. Y. Cornell Agr. Exp. Sta. Mem. 59, pp. 

 1379-1416, illus. 



(17) Ramsey, H. J., A. W. McKay, E. L. Markell, and H. S. Bird. 



1917. The handling and storage of apples in the Pacific Northwest. 



U. S. Dept. Agr. Bui. 587, 32 pp., illus. 



(18) Ward, R. D. 



1922. Some characteristics of United States temperatures. In Mo. 

 Weather Rev., vol. 49 (1921), pp. 595-606. illus. 



(19) Whitehouse, W. E. 



1916. A study of variation in apples during the growing season. 

 Oreg. Agr. Exp. Sta. Bui. 134, 13 pp. 

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