(30) Meyer, A. 



1944. STUDY OF THE SKIN STRUCTURE OF GOLDEN DELICIOUS APPLES. 



Amer. Soc. Hort. Sci. Proc. 45: 105-110. 



(31) Milam, A. B., and Gardner, H. B. 



1915. COMPARATIVE COOKING QUALITIES OF SOME OF THE COMMON 



VARIETIES OF APPLES GROWN IN OREGON. Oreg. Agr. Expt. 



Sta. Bui. 124, 36 pp., illus. 



(32) Perry, W., and Martin, J. N. 



1918. THE cutinization of apple skins in relation to their keeping 



QUALITIES AND THEIR ENVIRONMENT. Iowa State Hort. SOC. 



Trans. 52 (1917): 180-192, illus. 



(33) Pfund, M. C. 



1939. THE CULINARY QUALITIES OF APPLES AS DETERMINED BY THE USE 



of new york state varieties. N. Y. (Cornell) Agr. Expt. 

 Sta. Mem. 225, 73 pp. 



(34) PlENIAZEK, S. A. 



1944. PHYSICAL CHARACTERS OF THE SKIN IN RELATION TO APPLE FRUIT 



transpiration. Plant Physiol. 19: 529-536. 



(35) Plagge, H. H., Maney, T. J., and Gerhardt, F. 



1926. CERTAIN PHYSICAL AND CHEMICAL CHANGES OF GRIMES APPLES 

 DURING RIPENING AND STORAGE PERIOD. Iowa Expt. Sta. Bui. 



91, 61 pp. 



(36) Reeve, R. M., and Leinbach, L. R. 



1953. HISTOLOGICAL INVESTIGATIONS OF TEXTURE IN APPLES. I. COxMPOSI- 

 TION AND INFLUENCE OF HEAT ON STRUCTURE. Food ReS. 18: 



592-603. 



(37) Saburov, N. V., Dudkina, E. N., and Kaperina, L. V. 



1936. THE HYDROLYSIS OF PROTOPECTIN AND HEMICELLULOSES OF FRUIT 



during heating. Konservnaya Prom. No. 3: 20-29. (Refer- 

 ence from Chem. Abs. 30, 5673 8 , 31, 2306 6 .) 



(38) Shetlar, M. R. 



1948. CHEMICAL STUDY OF THE NATURE OF MATURE WHEAT KERNEL BY 



means of the microscope. Cereal Chem. 25: 99-110, illus. 



(39) Simpson, J. I., and Halliday, E. G. 



1941. CHEMICAL AND HISTOLOGICAL STUDIES OF THE DISINTEGRATION OF 

 CELL MEMBRANE MATERIALS IN VEGETABLES DURING COOKING. 



Food Res. 6: 189-206. 



(40) Smith, W. H. 



1940. HISTOLOGICAL STRUCTURE OF THE FLESH OF THE APPLE IN RELA- 



TION to growth and senescence. Jour. Pomol. and Hort. 

 Sci. 18: 249-260, illus. 



(41) Snyder, W. P. 



1916. CHEMICAL AND PHYSICAL CHANGES IN APPLES DURING THE RIPEN- 



ING and storage period. Ind. Hort. Soc, Trans. 408-411. 



(42) Steele, C. C. 



1949. AN INTRODUCTION TO PLANT BIOCHEMISTRY. Ed. 2, 322 pp., illus. 



G. Bell and Sons, Ltd., London. 



(43) Stokdyk, E. A., Erdman, H. E., West, C. H., and Allen, F. W. 



1930. marketing California apples. Calif. Agr. Expt. Sta. Bui. 501, 

 151 pp. 



(44) Tetley, U. 



1930. A STUDY OF THE ANATOMICAL DEVELOPMENT OF THE APPLE AND 

 SOME OBSERVATIONS ON THE PECT1C CONSTITUENTS OF THE CELL 



walls. Jour. Pomol. and Hort. Sci. 8: 153-172, illus. 



(45) 



1931. THE MORPHOLOGY AND CYTOLOGY OF THE APPLE FRUIT. Jour. 



Pomol. and Hort, Sci. 9: 278-297, illus. 



(46) Tukey, H. B., and Young, J. O. 



1942. GROSS MORPHOLOGY AND HISTOLOGY OF DEVELOPING FRUIT OF THE 



apple. Bot. Gaz. 104: 3-25, illus. 



(47) United States Agricultural Marketing Service. 



1958. CROP PRODUCTION 1958 ANNUAL summary. U.S. Dept. Agr., Agr. 

 Market. Serv., Crop Rptg. Bd., Ill pp. 



(48) United States Department of Agriculture. 



1956. agricultural statistics 1955. Washington, D.C. 



(49) Vecher, A. S., and Bukin, V. N. 



1940. THE CHANGES DURING RIPENING AND STORING OF APPLES. Bockllim. 



Kul'tur Rastenii. 7: 29-43. (Reference from Chem. Abs. 

 35, 29248.) 



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