Nitrogen metabolism of farm animals /
Nitrogen, electrolytes, water and energy metabolism /
Nitrogen assimilation of plants : proceedings of a Symposium held at Long Ashton research Station University of Bristol, 19.-22. September 1977 /
Secondary Metabolism in Microorganisms Plants and Animals.
The Nitrogen Industry Part 1
The Nitrogen Industry Part 2
Nitrogen fixation Volume 1 ecology
The world of nitrogen /
The biology of nitrogen fixation /
Cryosystem Liquid Nitrogen
Fluorocarbon nitrogen compounds.
Copper metabolism. A Symposium on Animal, Plant and Soil Relationships.
Biology of inorganic nitrogen and sulfur /
Nitrogen cycles in the present agriculture. /
The biochemistry of symbiotic nitrogen fixation.
An outline of organtio nitrogen compounds.
Nitrogen management and ground water protection /
Mineral Metabolism /
Secondary metabolism /
Insulin and Metabolism /
Nitrogen metabolism in plants.