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e-RAdoc: Digited Documents from the Rothamsted Long-term Experiments
Rothamsted Experimental Station Report for 1969 Pa...
Collection:
Rothamsted Reports
Year of Publication
: 1970
Book DOI
:
https://doi.org/10.23637/ERADOC-1-4
Copyright
: Lawes Agricultural Trust
Creator
: Rothamsted Experimental Station
Publisher
: Rothamsted Research
Number of Pages
: 193
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193 pages. Generated on the fly.
Title
Pages
Rothamsted Experimental Station Report for 1969 Part 2
1
Rothamsted Experimental Station Report for 1969 Part 2
2
Contents
3
The Value of Residues from Long-period Manuring at Rothamtsed and Woburn I. Introduction
5
Ii. A Summary of the Results of Experiments Started by Lawes and Gilbert
7
III. The Experiments Made from 1957 and 1962, the Soils and Histories of the Sites on Which They Were Made
22
Iv. The Value to Arable Crops of Residues Accumulated from Superphosphate
39
V. The Value to Arable Crops of Residues Accumulated from Potassium Fertilisers
69
The Residual Value of Farmyard Manure and Superphosphate in the Saxmundham Rotation II Experiment, 1899-1968
91
The Effects of Partially Sterilising Agricultural Soils With Formalin, and of Applying Nitrogen Fertilisers, on the Yields and N Contents of Spring and Winter Wheat, of Barley and of Grass
113
Chemical Control of Plant Growth
135
Rhizobium in the Soils of the Rothamsted and Woburn Farms
148
Rothamsted Insect Survey
168
Index
187
Conversion Factors / Conversion Tables
190
Maps of Rothamsted and Woburn Farms
192
eRAdoc is developed at Rothamsted Research