. The book of the Rothamsted experiments. Lawes, J. B. (John Bennet), 1814-1900; Gilbert, Joseph Henry, Sir, 1817-1901; Rothamsted Experimental Station; Agriculture -- Experimentation; Agricultural chemistry. 178 EXPERIMENTS UPON GRASS LAND nil Plot. Fig. 35.—Percentage oi Arrhenatherum avenaceum in the Herbage of the Grass Plots. First Crop, Season 1903. Unmanured. M'merah only. 4-1. Superphosphate. I 8. No Potash. I 7. Complete. Nitrogen only. 5. 17. Nitrate Soda. Nitrogen and M'merah, 4-2. No Potash ^A^,^. 9. Complete r ^^,,3 11. Excess N. } 14. Complete; Nit. Please note
. The book of the Rothamsted experiments. Lawes, J. B. (John Bennet), 1814-1900; Gilbert, Joseph Henry, Sir, 1817-1901; Rothamsted Experimental Station; Agriculture -- Experimentation; Agricultural chemistry. 178 EXPERIMENTS UPON GRASS LAND nil Plot. Fig. 35.—Percentage oi Arrhenatherum avenaceum in the Herbage of the Grass Plots. First Crop, Season 1903. Unmanured. M'merah only. 4-1. Superphosphate. I 8. No Potash. I 7. Complete. Nitrogen only. 5. 17. Nitrate Soda. Nitrogen and M'merah, 4-2. No Potash ^A^,^. 9. Complete r ^^,,3 11. Excess N. } 14. Complete; Nit. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hall, Daniel, Sir, 1864-1942; Lawes Agricultural Trust Committee; Warington, Robert, 1838-1907. London, J. Murray
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