Concepts

Register of all vocabulary concepts in this system.

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Displaying 321 to 340 of 1216 items.


definition : Exch bases (Ca, Mg, K, Na) buffered at pH 7, in unknown solution

definition : Exch bases (Ca, Mg, K, Na) buffered at pH 8.0-8.5, in 0.5 M BaCl2 - TEA solution

definition : Exch bases (Ca, Mg, K, Na) buffered at pH 8.0-8.5, in unknown solution

definition : Method of Saunders and Metelerkamp (anion-exch. resin). Particularly used for available P.

definition : Method of Hunter (1975) modified after ISFEI method. Particularly used for available P.

definition : Olsen (not acid soils) resp. Bray I (acid soils). Particularly used for available P.

definition : Olsen (if pH > 7) resp. Mehlich (if pH < 7). Particularly used for available P.

definition : Complexation with citric acid (van Reeuwijk). Particularly used for available P.

definition : Method of Truog (dilute H2SO4). Particularly used for available P.

definition : Method of Nelson (dilute HCl/H2SO4). Particularly used for available P.

definition : Method of Bray I (dilute HCl/NH4F). Particularly used for available P.

definition : Method of Bray II (dilute HCl/NH4F). Particularly used for available P.

definition : Method of Kurtz-Bray I (0.025 M HCl + 0.03 M NH4F). Particularly used for available P.