Note 294 — PART SEVENTH. THE ORIGIN AND ESTIMATION OF OXIDIZED NITROGEN IN SOILS, RAIN AND DRAINAGE WATERS.
Reading edition
Annales de Chimie et de Physique, 1854, Tome 40, p. 479. Zeitschrift für analytische Chemie, 1870, S. 24; 1877, S. 291. Die Landwirtschaftlichen Versuchs-Stationen, Band 12, S. 164. Journal of the Chemical Society, (Transactions), 1880, p. 468; 1882, p. 345; 1889, p. 537.