Chemical and Biological Technologies in Agriculture

Table 1 Physical and chemical properties of the soil collected in 0–30 cm depth layer in Pamplona (42° 47ʹ N, 1° 37ʹ W, 450 m above sea level, Navarre, Spain)

From: Biological and synthetic approaches to inhibiting nitrification in non-tilled Mediterranean soils

Soil texture			Soil chemical properties
Sand	Silt	Clay	pH^a	C:N	N^b	Organic matter^c		Carbonate^d	Mg^d	K^d	Ca^d	P^e
(%)					(g kg⁻¹)				(mg kg⁻¹)
38.6	31.8	29.6	8.3	8.9	1.4	21.5		20.3	53.5	270.0	2735.7	11.5

^apH (1:2.5 soil:water)
^bN Kjeldahl digestion, Keeney and Nelson [32]
^cOrganic matter, Walkley and Black [33]
^dCaCO₃, Mg, K NH₄ AcO, MAPA [34]
^eP, Watanabe and Olsen [35]

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