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Research on the nitrogen cycle : a sixth form study resource.
- Agricultural and Food Research Council (Great Britain)
About this work
Swindon : Agricultural and Food Research Council ; Reading : National Centre for Biotechnology Education, [1993?]
20 pages : illustrations (color) ; 30 cm.
Originally part of the BIODOC collection. Copy 1. Supplier/Donor: Directorate-General for Research and Innovation of the European Commission.