Report for 1923-1924 with the Supplement to the Guide to the Experimental Plots Containing the Yields Per Acre Etc
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Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Thank you for using eradoc, a platform to publish electronic copies of the Rothamsted Documents. Your requested document has been scanned from original documents. If you find this document is not readible, or you suspect there are some problems, please let us know and we will correct that. Report for 1923-1924 With the Supplement to the Guide to the Experimental Plots Containing the Yields per Acre Etc. Full Table of Content Report for 1923-1924 With the Supplement to the Guide to the Experimental Plots Containing the Yields per Acre Etc. Report for 1923-1924 With the Supplement to the Guide to the Experimental Plots Containing the Yields per Acre Etc. (1925) Report For 1923-1924 With The Supplement To The Guide To The Experimental Plots Containing The Yields Per Acre Etc., pp -1 - 134 - DOI: https://doi.org/10.23637/ERADOC-1-116 - This work is licensed under a Creative Commons Attribution 4.0 International License. Report for 1923-1924 with the supplement pp 1 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) f- 56. K^yg^ & Medical Serials |p*-^| LAWES AGRICULTURAL TRUST Rothamsted Experimental Station Harpenden REPORT 1923-24 with the Supplement to the "Guide to the Experimental Plots" containing The Yields per Acre, etc. V <^ $ To be obtained only of the Secretary Price 2j6 (Foreign Postage extra) Telephone and Telegrams Station Harpenden 21 Harpenden L.M.S HARPENDEN Printed by D. J. Jeffbry, Vaughan Road 19 2 5 Report for 1923-1924 with the supplement pp 2 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Report for 1923-1924 with the supplement pp 3 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) LAWES AGRICULTURAL TRUST Rothamsted Experimental Station Harpenden REPORT 1923-24 with the Supplement to the "Guide to the Experimental Plots" containing The Yields per Acre, etc. To be obtained only of the Secretary Price 2\6 (Foreign Postage extra) Telephone and Telegrams Station Harpenden 21 Harpenden L.M.S. HARPENDEN Printed by D. J. Jeffery. Vaughan Road 19 2 5 Report for 1923-1924 with the supplement pp 4 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Report for 1923-1924 with the supplement pp 5 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) REPORT 1923-24 Report for 1923-1924 with the supplement pp 6 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Contents Experimental Station Staff Publications of the Station 10, 11 General Account of Rothamsted 12, 13 Report for the Years 1923, 1924 ... 1442 Fertiliser Investigations: Size of Dressing and Time of Application 16 Fertilisers as Chlorides or Sulphates 17 Results on Malting Barley 17-19 Basic Slag and Grass Land ... 19-21 Potash on Potatoes 21, 22 Green Manuring 23, 24 The Leguminous Crops: Inoculation 2426 Liming 26, 27 Soil Tilth and Cultivation 2830 Soil Micro-organisms 31, 32 Control 32, 33 Control of Pests and Disease Organisms 33-35 Insecticides 35, 36 Plant Pathology (Entomology and Mycology) 36-38 Statistical Control of Field and Laboratory Work 38-40 Apiculture 40 The Associated Farms : Woburn 41 Leadon Court 41 Demonstration and Lecture Arrangements 42 Summary of Papers Published 1923, 1924— I. — Scientific Papers : Crops and Plant Growth 43, 44 Statistical Methods and Results Meteorology The Soil : Mechanical Analysis ... Physical Properties of Soil Soil Cultivation Soil Reaction ... Chemical Properties of Soil Chemical Analysis Report for 1923-1924 with the supplement pp 7 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) The Soil Organisms : page Bacteria... ... ... ... ... ... ... ... 60 Protozoa 60-62 Fungi 62 The Plant in of Disease : Disease ; Control Insect Pests and their Control * 63-66 Fungus Pests and their Control 66-68 Plant Pathology 69 — II. Technical Papers : Soils and Fertilisers Nos. lix-lxxi 69-71 lxxii-lxxv Biological , 71 General Ixxvi-lxxix 71 Recent Books by the Rothamsted Staff 72 — Note. The Scientific— Papers are divided among the various departments as follows : Bacteriological Department Nos. iii, xxxvii, xxxviii, xxxix Botanical Department ... ,, i, ii, iii Chemical Department ... ,, iv, v, xxxi, xxxii, xxxiii, xxxiv, xxxv Entomological Department ,, xlviii, xlix, 1, li, Iii, liii, liv, lv Insecticides and Fungicides Department ,, liii, liv, lv, lvii Mycology Department ... ,, xlvii, lvi. lvii, lviii Physical Department ... ,, xiii, xv, xvi, xvi(a), xviii, xix, xx, xxi, xxii, xxiii, xxiv, xxv, xxvi, xxvii, xxviii, xxix, xxx, xxxvi, lvii Protozoological Department ,, xl, xli, xlii, xliii, xliv, xlv, xlvi Statistical Department ... ,, vi, vii, viii, ix, x, xi, xii, xiv, xvii The Experimental Plots : Rothamsted— Weather and Crop Results 1923 and 1924 72-76 Table of Results—The Classical Experiments ... ... 99-113 Later Experiments 114-129 Woburn— Dr. J. A. Voelcker's Report 77-97 Trustees and Committee of Management, Lawes Agricul- tural Trust 130 Society for Extending the Rothamsted Experiments ... 130 Report for 1923-1924 with the supplement pp 8 to the Guide to the Experimental Plots containing the Yields per Acre etc. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Experimental Station Staff Director: Sir E. John Russell, D.Sc, F.R.S. Assistant Director: B. A. Keen, D.Sc, F.Inst.P. INSTITUTE of PLANT NUTRITION and SOIL PROBLEMS The James Mason Bacteriological Laboratory— Head of Department ... H. G. Thornton, B.A. Assistant Bacteriologist ... P. H. H. Gray, M.A. Post Graduate Research N. Gangulee, B.Sc. (Prof. Agric Workers Univ. Calcutta). v. subramanyan, b.e. Laboratory Attendant Shetla Arnold. Botanical Laboratory— Head of Department Winifred E. Brenchley, D.Sc. F.L.S. Assistant Botanist Katherine Warington, M.Sc. Laboratory Assistant Grace Bassil. Laboratory Attendants ... Lizzie Kingham. Kathleen Dellar. Chemical Laboratory— Head of Department H. J. Page, B.Sc., A.I.C. Assistant Chemists G. C. Sawyer. t R. G W arren, B.Sc. Post Graduate Research Workers (Ministry of W. Williams, B.Sc. Agriculture Research R. P. Hobson, B.Sc, B.Sc. Scholars) (Agric), A.I.C. A. W. Greenhill, M.Sc. Barley Investigations (In- stitute of Brewing Re- search Scheme) ... H. Lloyd Hind, B.Sc, F.I.C. H. Threadgold, B.Sc, A.I.C. Special Assistant .. E. Grey. Laboratory Steward and Store Keeper A. Oggelsby. Laboratory Assistants A. H. Bowden. Report for 1923-1924 with the supplement G. Lawrence. pp 9 to the Guide to the Experimental Plots containing the Yields per Acre etc. F. Seabrook. Laboratory Attendants Gladys Tebb. Margaret Jenkinson. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Laboratory for Fermentation Work— Head of Department ... E. H. Richards, B.Sc, F.I.C. Assistant Chemist ... R. L. Amooke, F.I.C. Post Graduate Research Worker ... R. D. Rege, M.Sc. Laboratory for Antiseptics, Insecticides, etc.— Head of Department ... F. Tattersfield, B.Sc, F.I.C. Assistant Chemists ... W. A. Roach, B.Sc, A.R.C.S., A.I.C. C. T. Gimingham, F.I.C. Laboratory Attendant Irene Randall. Physical Laboratory— Head of Department B. A. Keen, D.Sc, F.Inst.P. (Goldsmiths' Company Physi- cist). Assistant Physical Chemist E. M. Crowther, D.Sc, F.I.C. (Empire Cotton Growing Cor- poration Soil Physicist). Assistant Physicists W. B. Haines, B.Sc, F.Inst.P., D.I.C. J. R. H. Coutts, M.Sc, A.Inst.P. Post Graduate Research Workers A. N. Puri, M.Sc, Ph.D. (Pun- jab Drainag-e Board Scholar). W. S. Martin, Ph.D. (Empire Cotton Growing Corporation Student). Laboratory Assistants W. Game. Annie Mackness. Laboratory Attendant R.F.S. Hearmon. Protozoological Laboratory Head of Department D. Ward Cutler, M.A., F.L.S. Assistant Protozoologists Lettice M. Crump, M.Sc. H. Sandon, M.A. Report for 1923-1924 with the supplement pp 10 to the Guide to the Experimental Plots Annie Dixon, M.Sc containing the Yields per Acre etc. Laboratory Assistant Mabel Dunkley. Report for 1923-1924 with the supplement to the Guide to the Experimental Plots containing the Yields per Acre etc. (1925) Statistical Laboratory- Head of Department R. A. Fisher, M.A. Assistant Statistician Winifred A. Mackenzie, M.Sc. (Econ.). Post Graduate Research Worker L. H. C. Tippett, B.Sc, A.R.C.S. Computer (Honorary) W. D. Christmas. Assistant Computers A. D. Dunkley. Kathleen Abbott. INSTITUTE of PLANT PATHOLOGY Entomological Laboratory— Head of Department A. D. Imms, M.A., D.Sc, F.L.S. Assistant Entomologists J. Davidson, D.Sc, F.L.S. H. M. Morris, M.Sc. D. M. T. Morland, M.A. A. M.