Principles and practice of agricultural analysis. Volume 2 (of 3), Fertilizers

by Harvey Washington Wiley

[188] Connecticut Agricultural Experiment Station, Bulletin No. 103, p. 9.

[189] Annual Report, Massachusetts Agricultural Experiment Station, 1888, p. 202.

[190] Vid. op. cit. 2, 1890, p. 110.

[191] Traité de la Fabrication de Sucre, Horsin-Déon, p. 511.

[192] Chemical Division, U. S. Department of Agriculture, Bulletin No. 37, p. 350.

[193] Journal of the American Chemical Society, Vol. 17, p. 86.

[194] Volume First, pp. 19, et seq.

[195] Precht: Die Stassfurter Kalisalze.

[196] Maercker: Die Kalidüngung, S. 1.

[197] Vid. op. cit. supra, p. 3.