FREEZING INJURY TO POTATOES WHEN UNDERCOOLED. 15 



LITERATURE CITED. 



(T) Abbe, C. 



1894. The influence of cold on plants. A resume. In Exp. Sta. Record, 

 v. 6, no. 9, p. 777-781. 

 <2) Appleman, Charles O. 



1912. Changes in Irish potatoes during storage. Md. Agr. Exp. Sta. 

 Bui. 167, p. 327-334. 

 (3) Goppert, H. R. 



1830. Ueber die Waxme-Entwickelung in den Pflanzen, deren Gefrieren 

 und die Schutzrnittel gegen dasselbe. xiv, 272 p. Breslau. 

 <4) Jones, L. R., Miller, M., and Bailey, E. 



1919. Frost necrosis of potato tubers. Wis. Agr. Exp. Sta. Research 

 Bui. 46, 46 p.. illus. Literature cited, p. 45-46. 



(5) Muller, Herman, Thurgau. 



1880-S6. Ueber das Gefrieren und Erfrieren der Pflanzen. In Landw. 

 Jahrb., Bd. 9, p. 133-189, 1880 ; Bd. 15, p. 453-610, 1886. 



(6) Sachs, Julius, 



1860. Krystallbildungen bei deni Gefrieren und Veranderungen der 

 Zellhaute bei dem Aufthauen saftiger Pflanzentheile. In Ber. 

 Verhandl. Sachs. Gesell. Wiss. Leipzig, Math.-Phys. CI., Bd. 

 12, p. 1-50. 



(7) Vaughan, R. E., and Miller, M. 



1919. Freezing injuries to potato tubers. Wis. Agr. Col. Ext. Serv. 

 Circ. 120, 4 p., 3 fig. 

 <8) Watch potatoes in storage and transit. In Potato Mag., v. 2, no. 7, p. 16. 



1920. 

 (9) Wright, R. C, and Harvey, R. B. 



1921. The freezing point of potatoes as determined by the thermo- 

 electric method. U. S. Dept. Agr. Bui. 895, 7 p., 1 fig. 



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