The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on arable soils /

Bibliographic Details
Main Author:	Robinson, J. B. D.
Format:	Book
Language:	English
Published:	Farnham Royal, Eng. : Commonwealth Agricultural Bureaux, 1975.
Series:	Special publication (Commonwealth Bureau of Soils) ; no. 1.
Subjects:	Soils > Nitrogen content. Fertilizers. Nitrification. Soils > Analysis.