Note 153 — PART SECOND. NITROGEN IN FERTILIZERS.
Reading edition
Die Agricultur-Chemische Versuchs-Station, Halle a/S., S. 34.
(bis. p. 204) Bulletin No. 43, p. 345.
Reading edition
Die Agricultur-Chemische Versuchs-Station, Halle a/S., S. 34.
(bis. p. 204) Bulletin No. 43, p. 345.