Principles and practice of agricultural analysis. Volume 1 (of 3), SoilsNote 342 — PART SEVENTH. THE ORIGIN AND ESTIMATION OF OXIDIZED NITROGEN IN SOILS, RAIN AND DRAINAGE WATERS. (continued 3)Reading editionOp. cit. 64, p. 216.◇Copy noteReturn to PART SEVENTH. THE ORIGIN AND ESTIMATION OF OXIDIZED NITROGEN IN SOILS, RAIN AND DRAINAGE WATERS. (continued 3)