Principles and practice of agricultural analysis. Volume 1 (of 3), SoilsNote 300 — PART SEVENTH. THE ORIGIN AND ESTIMATION OF OXIDIZED NITROGEN IN SOILS, RAIN AND DRAINAGE WATERS. (continued 2)Reading editionApotheker Zeitung, 1891, Band 5, S. 287.◇Copy noteReturn to PART SEVENTH. THE ORIGIN AND ESTIMATION OF OXIDIZED NITROGEN IN SOILS, RAIN AND DRAINAGE WATERS. (continued 2)