[463] Op. cit. supra, Band 22, S. 85.

[464] Bulletin No. 24, Wisconsin Agricultural Experiment Station.

[465] Bulletin No. 31, Wisconsin Agricultural Experiment Station.

[466] The Analyst, Vol. 17, p. 83.

[467] Bulletin No. 21, Vermont Agricultural Experiment Station.

[468] Vid. op. cit. 67, Vol. 17, p. 144; Vol. 18, p. 130; Vol. 19, p. 62.

[469] Chemiker-Zeitung, Band 16, S. 1839.

[470] Vid. op. cit. supra, Band 19, S. 348; Band 18, S. 1816.

[471] Vid. op. cit. supra, Band 19, S. 348.

[472] Comptes rendus, Tome 107, p. 772; Hoppe-Seyler’s Handbuch der Physiologisch- und Pathologisch-Chemischen Analyse, S. 479.