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Otago Daily Times, Volume 13694, Issue 13694, 10 September 1906, Page 5

—In a paper read beforo Iho German Society of Klcotrcc-hcmists on the fivation ot atmospheric nitrogo.ii, Professor Iterator quoted figures showing tho iinnortance of nitrogen to agriculture. In 1800, 1.300 000 i r"™!L Cll,li were used; in 1905, 1.500,000 (ons. Of this enormous total, Oermany consumed about one-third. In 1900 Urn total wol'lil production of sulphate of ammonia was 500,000 tons, to which total Germany contributed 150.000 tons. Of this total world production of artificial nifrogen compounds, either in t.ho form of I'iitratcs or of ammonia, agriculture absorbs 75 per Cent,, and the totol value of these artificial manures m 1900 amounted to 270 million marks, or £27,000,000.