Soil Phosphorus Determination Using Three Extraction Procedures, the Effect of Sampling Depth and Comparison of Phosphorus Fertiliser Recommendations for Grassland

Autor:	Humphreys, J., Tunney, H., Duggan, P.
Zdroj:	Irish Journal of Agricultural and Food Research, 1998 Jun 01. 37(1), 29-38.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/25562315 Zobrazit plný text záznamu