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Isotope studies on the nitrogen chain

proceedings of the symposium onthe use of isotopes in studies of nitrogen metabolism in the soil-plant-animal system... held in Vienna, 28 august - 1 september 1967

  • International atomic energy agency

Artificial life

an overview

  • Langton, Christopher G.

General cytology

  • Robertis, Eduardo Diego Patricio de

Biologia e zoologia generale

Carlo Jucci

  • Jucci, Carlo

Environmental ecology

the ecological effects of pollution, disturbance, and other stresses

  • Freedman, Bill

Precision measurement and calibration

selected NBS papers on radiometry and photometry

Biohazards in biological research

Proceedings of a Conference held atthe Asilomar Conference Center, Pacific Grove, California, January 22-24, 1973

Stable isotopes

natural and anthropogenic sulphur in the environment

Greenhouse earth

  • Nilsson, Annika