Lectures on the applications of chemistry and geology to agriculture / by Jas. F.W. Johnston.
- James Finlay Weir Johnston
- Date:
- 1851
Licence: Public Domain Mark
Credit: Lectures on the applications of chemistry and geology to agriculture / by Jas. F.W. Johnston. Source: Wellcome Collection.
Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)
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![APPENDIX. 1. Suggestions for experiments in practical agriculture.. p. 1 II. Effect of sudden alternations of temperature H HI. Results of experiments in practical agriculture made during the spring and summer of 1841— At Aske Hall 13 At Erskine I6 At Barochan— 1. On hay « 17 2. On winter rye 18 3. On wheat 19 4. On potatoes 20 5. On moss oats 21 6. On oats, with sulphate and ni- trate of soda, as a top-dressing. .22 7. On peas and beans,with sulphate of soda 23 8. On nitrate of soda as a top-dress- ] ing for gooseberry and currant bushes 23 IV. Suggestions for comparative ex- periments with guano and other manures 24 V. Of the examination and analysis of soils 27 Determination of the physical pro- perties of the soil ib. Of the organic matter present in the soil 29 Of the soluble saline matter in the soil 31 Determination of the quantity of the several constituents of the soluble saline matter 33 Of the. insoluble earthy matter of the soil 37 VI. Different theories of the action of gypsum. 39 VII. Suggestions for experiments with the silicates of potash and soda. ..40 VIII. Results of experiments in practical agriculture made in 1842— A. Experiments on turnips— 1. Made at Lennox Love 42 2. Made at Barochan 43 to 46 3. Made at Southbar 46 4. Made at Muirkirk ib. 5 Effect of gypsum on the tur- nip crop 47 VIII. Results of experiments in practi- cal agriculture made in 1842— B. Experiments on potatoes— 1. Those of Mr. Campbell, of Craigie P 47 2. Those of Mr. Fleming, of Barochan 47 to 51 C. Experiments upon barley 51 D. Experiments upon oats— 1. Those of Lord Blantyre 52 2. Those of Mr. Fleming 53 E. Experiments upon wheat— 1. Those of Lord Blantyre 53 2. Those of Mr. Fleming 54 3. Those of Mr. Burnet, of Gad- girth ib F. Experiments upon pasture and other grasses— 1. Those of Mr. Alexander 56 2. Those of Mr. Fleming 56 3. Those of Mr.Campbell,of Isla.ib. G. Experiments upon mixed crops by Mr. Alexander 57 H. Experiments upon beans— 1. Those ofMr. Alexander ib. 2. Those of Lord Blantyre ib. I. Effect of the top-dressings ap- plied in 1841 upon the crop of 1842 58 II. Remarks upon the experiments ofl842.... ib. A. The experiments on turnips. ..59 B. The experiments on potatoes. 64 C. The experiments on barley...67 D. The experiments on oats ib. E. The experiments on wheat....68 F. The experiments on grass 71 G. The experiments on mixed crops. 73 H. The experiments on beans....ib. IX. Results of additional experiments made in 1842 75 Remarks on these experiments...78 X. Experiments in practical agricul- lure made in 1843 by Mr. Fleming, of Barochan— 1. With guano upon potatoes. ..83 2. On hay 85 3. On oats 86 4. On turnips 87 Remarks on these experiments. ..89](https://iiif.wellcomecollection.org/image/b21133864_0014.jp2/full/800%2C/0/default.jpg)
