A comparison of direct and indirect ¹⁵N isotope techniques for estimating crop N uptake from organic residues

Autor: Hood, R.C., N'Goran, K., Aigner, M., Hardarson, G.
Zdroj: Plant and Soil, 1999 Jan 01. 208(2), 259-270.
Databáze: JSTOR Journals
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