. An introduction to vegetable physiology. Plant physiology. THE CONSTITUENTS OP THE ASH OP PLANTS 179 its molecule. It is probably an indirect effect arrived at through faulty nutrition set up in the absence of the i 3 12 5 Eio. 89.—Plants of Buckwheat cultivated in "Vabious Nutkitivb SOLUTIOHS. ], normal solution containing all necessary salts ; 2, solution containing the same salts as 1, except potassium compounds; 3, solution of same composition as 1, except that sodium salts have;been substituted for potassium compounds ; 4, solution of same composition as 1, except that no c
. An introduction to vegetable physiology. Plant physiology. THE CONSTITUENTS OP THE ASH OP PLANTS 179 its molecule. It is probably an indirect effect arrived at through faulty nutrition set up in the absence of the i 3 12 5 Eio. 89.—Plants of Buckwheat cultivated in "Vabious Nutkitivb SOLUTIOHS. ], normal solution containing all necessary salts ; 2, solution containing the same salts as 1, except potassium compounds; 3, solution of same composition as 1, except that sodium salts have;been substituted for potassium compounds ; 4, solution of same composition as 1, except that no calcium salts are present; 5, solution containing no compounds of nitrogen. At first sight it seems as if the absence of inorganic salts may be effective by interfering with the maintenance of the turgid condition of the cells, as all the compounds men- tioned have osmotic properties. It is evident, however, 12*. 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 Green, J. Reynolds (Joseph Reynolds), 1848-1914. London, J. & A. Churchill
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