Subtitle data: Proceedings of a Recent Developments in the use of Nitrogen - 15 in soil - plant studies organised by the joint FAO/IAEA devision of atomic energy in food and agriculture and held in Sofia 1-5 December 1969

Year published: 1971 y.

Publishing house: IAEA;Vienna

Pages: 258 p.

Libraries: LTU

Signature: 14033/N71