Nitrogen fertilizers.

Enriching the earth : = Fritz Haber, Carl Bosch, and the transformation of world food production / by: (Language materials, printed)

Nitrate, agriculture, and the environment / by: (Language materials, printed)

Nitrogen in the environment : = sources, problems, and management / by: (Language materials, printed)

Nitrogen in the environment = sources, problems, and management / by: (Language materials, printed)

15N tracing of microbial assimilation, partitioning and transport of fertilisers in grassland soils by: (Electronic resources)

Nitrogen fertilizers- Environmental aspects.

Environmental Chemistry.

Nitrogen fertilizers.

Ammonia as fertilizer.

Nitrogen cycle.

Analytical Chemistry.

Soils- Nitrogen content.

Agriculture.