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Organic Manures

Book: Rothamsted Report for 1938
Collection: Rothamsted Reports
Year of Publication : 1939
Book DOI: https://doi.org/10.23637/ERADOC-1-86
Reference:
Rothamsted Research (1939) Organic Manures in : Rothamsted Report for 1938 - pp 38 - 44
Copyright: Lawes Agricultural Trust
Creator: Rothamsted Experimental Station
Publisher: Rothamsted Research
This work is licensed under a Creative Commons Attribution 4.0 International License.
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Rothamsted Report for 1938

Title	Pages
Rothamsted Report for 1938	1
Rothamsted Experimental Station Report for 1938	1
Rothamsted Laboratories , Erected 1914-1916	2
Contents	4
Rothamsted Experimental Station; Woburn Experimental Station; Imperial Bureau of Soil Staff List	6
Publications of Rothamsted Experimental Station	13
Introduction - General Account of Rothamsted	17
Rothamsted Report for 1938	20
The Work of the Station at Home and Overseas	20
Grassland	23
Wheat	24
Barley	33
Sugar Beet	36
Organic Manures	38
The Soil	44
Crops and Micro-organisms	46
Pests and Diseases	48
Statistical Control of Field Experiments	50
Field Experiments at Outside Centres, 1922-38	51
Insect Pests at Rothamsted and Woburn , 1938	58
Fungus Disease at Rothamsted and Woburn, 1938	59
Farm Report, 1938	61
Meteorological Observations	69
Scientific Papers Published in 1938	72
Plant Growth, Action of Manures	72
Statistical Methods and Results	76
The Soil	81
The Plant in Disease : Control of Disease	83
Microbiology	83
Apicultural Problems	88
Technical and Other Papers Published in 1938	89
General	89
Crops, Soils and Fertilisers	90
Biological	91
Woburn Experimental Farm	92
Laboratory and Farm Report for 1938	92
Dates of Operations and Yields	99
Dates of Operations and Yields, Rothamsted	101
Rothamsted Experimental Plots, 1938	104
Chemical Analyses Etc	105
Meteorological Records , 1938	107
The Classical Experiments	108
Continuous Rotation Experiments	118
Other Experiments at Rothamsted	140
Other Experiments at Woburn	155
Special Group of Experiments	166
Experiments at Outside Centres	192
Abbreviated List of the Field Experiments	211
Lawes Agricultural Trust; Trustees and Committee; the Incorporated Society for Extending the Rothamsted Experiments	213

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Organic Manures

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Rothamsted Report for 1938