Predicting phosphorus requirements of young Pinus radiata using sequential Bray soil extraction

Autor: Mason, Euan G., Skinner, Malcolm F., Barrow, N. J., Lowe, Alison, Bown, Horacio E.
Zdroj: Plant and Soil, 2011 Jan 01. 339(1/2), 425-434.
Databáze: JSTOR Journals