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

Robinson, J. B. D.,

The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on Arable soils J. B. D. Robinson - Slough, England Commonwealth Agricultural Bureaux 1975 - 53 pages; 25 cm. - Special publication no.1 .

p. 47-53

0851983405


Soils--Nitrogen content
Nitrogen fertilizers
Nitrification
Soils--Analysis

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