e-RAdoc

Collection: Rothamsted Reports
Year of Publication : 1981
Book DOI: https://doi.org/10.23637/ERADOC-1-20
Copyright: Lawes Agricultural Trust
Creator: Rothamsted Experimental Station
Publisher: Rothamsted Research
Number of Pages : 155
This work is licensed under a Creative Commons Attribution 4.0 International License.
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Title	Pages
Rothamsted Experimental Station Report for 1980 Part 2 - Cover Page	1
Contents	3
The Soils of Rothamsted Farm. The Carbon and Nitrogen of the Soils and the Effect of Changes in Crop Rotation and Manuring on Soil pH, P, K and Mg	5
Agricultural Benefits of the Rothamsted Aphid Bulletin	21
Synoptic Monitoring for Migrant Insect Pests in Great Britain and Western Europe. I Establishing Expected Values for Species Content, Population Stability and Phenology of Aphids and Moths	41
Synoptic Monitoring for Migrant Insect Pests in Great Britain and Western Europe II. The Species of Alate Aphids Sampled at 12. 2 M by Rothamsted Insect Survey Suction Trap at Tåstrup, Denmark, Between 1971 and 1976	105
Use of Fertilisers in England and Wales, 1980	115
Rothamsted Insect Survey Twelfth Annual Summary	123
Conversion Factors / Tables	153
Map of Rothamsted Farm	155