LITERATURE CITED 
(1) Barser, L. P. 
1943. HARVEST SPRAYS FOR THE CONTROL OF FRUIT DROP. U. S. Dept. Agr. 
Cir. 685, 16 pp., illus. 
(2) Brooks, C., and FIsHER, D. F. 
1926. WATER CORE OF APPLES. Jour. Agr. Res. 32: 223-260, illus. 
(3) CALDWELL, J. S. 
1928. CHEMICAL COMPOSITION OF APPLE JUICES AS AFFECTED BY CLIMATIC 
CONDITIONS. Jour. Agr. Res. 36: 289-865, illus. 
(4) ELLENWwoop, C. W. 
(5) 
1941. BLOOM PERIOD AND YIELD OF APPLES. Ohio Agr. Expt. Sta. Bul. 618, 
21 pp., illus. 
1941. FRUIT CHARACTERISTICS OF RED STRAINS OF APPLES. Ohio Agr. Expt. 
Sta. Bimo. Bul. 26: 120-127. 
(6) FISHER, D. F. 
1942. HANDLING APPLES FROM TREE TO TABLE. U.S. Dept. Agr. Cir. 659, 
39 pp., illus. 
(7) HAtter, M. H. 
(8) 
(9) 
(10) 
1941. FRUIT PRESSURE TESTERS AND THEIR PRACTICAL APPLICATIONS. U. S. 
Dept. Agr. Cir. 627, 22 pp., illus. 
1942. DAYS FROM BLOOM AS AN INDEX OF MATURITY FOR APPLES. Amer. Soc. 
Hort. Sci. Proc. 40: 141-145. 
——— and Lutz, J. M. 
1941. A COMPARATIVE STUDY OF STORAGE AT 32° AND 36° F. OF APPLES GROWN 
IN THE POTOMAC RIVER VALLEY. U. S. Dept. Agr. Tech. Bul. 776, 
42 pp., illus. 
and Maengsss, J. R. 
19383. RELATION OF LEAF AREA AND POSITION TO QUALITY OF FRUIT AND TO 
BUD DIFFERENTIATION IN APPLES. U. 8. Dept. Agr. Tech. Bul. 338, 
36 pp., illus. 
(11) HeEsskg, C. O., and Hirz, C. W. 
1939. MATURITY STUDIES WITH JONATHAN AND GRIMES GOLDEN APPLES. 
Amer. Soc. Hort. Sei. Proc. 36 (1938) : 351-857, illus. 
(12) MaAensss, J. R., and DIrnt, H. C. 
(13) 
(14) 
(15) 
1924. PHYSIOLOGICAL STUDIES ON APPLES IN STORAGE. Jour. Agr. Res. 
27: 1-88, illus. 
—— DIEHL, H.C., and HAtrer, M. H. 
1926. PICKING MATURITY OF APPLES IN RELATION TO STORAGE. U. S. Dept. 
Agr. Dept. Bul. 1448, 20 pp., illus. 
DIEHL, H. C., HALLER, M. H., and others. 
1926. THE RIPENING, STORAGE, AND HANDLING OF APPLES. U.S. Dept. Agr. 
Dept. Bul. 1406, 64 pp., illus. 
and TAYLOR, G. F. 
1925. AN IMPROVED TYPE OF PRESSURE TESTER FOR THE DETERMINATION OF 
FRUIT MATURITY. U.S. Dept. Agr. Dept. Cir. 350, 8 pp., illus. 
(16) Parmer, R. C. 
1928. APPLE HARVESTING INVESTIGATIONS. Canada Expt. Farms, Summer- 
land (B. C.) Sta. Rpt. Supt. (1927 Western) : 4-30, illus. 
(17) Puacer, H. H., and Maney, T. J. 
(18) 
1928. SOGGY BREAKDOWN OF APPLES AND ITS CONTROL BY STORAGE TEMPERA- 
TURE. Iowa Agr. Expt. Sta. Res. Bul. 115, pp. [61]-118, illus. 
and Maney, T. J. 
1937. FACTORS INFLUENCING THE DEVELOPMENT OF SOGGY BREAKDOWN IN 
APPLES. Jour. Agr. Res. 55: (39-768, illus. 
(9) Rukaye EB: 
1942. TIME INTERVAL BETWEEN FULL BLOOM AND FRUIT MATURITY FOR SEVERAL 
VARIETIES OF APPLES, PEARS, PEACHES, AND CHERRIES. Amer. Soc. 
Hort. Sei. Proc. 40: 133-140. 
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