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Determination of the properties of saline
Improvement and management of soils
Methods for soil characterization
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acetate aliquot alkali soils alkaline-earth carbonates amendments ammonium ammonium hydroxide amounts Apparatus applied approximately auger bicarbonate boron calcium Calculations Milliequivalents cation-exchange-capacity cations centrifuge chemical conc concentration crops cylinder determination dilute Dissolve drain drainage electrical conductivity equation excess exchangeable sodium exchangeable-sodium-percentage filter paper flask flow ground water growth gypsum hydraulic conductivity hydraulic head hydroxide indicate infiltration rate ions irrigation water leaching lithium chloride magnesium measurements Method Milliequivalents Milliequivalents per liter mmhos/cm moisture content obtained osmotic pressure particles percent permeability pH reading piezometer pipe pipet plant plots potassium chloride precipitate Procedure ratio reagent root zone saline and alkali saline soils salt tolerance saturation extract saturation percentage sieve soil salinity soil samples soil solution soil surface soils containing soluble salts standard sulfate Sulfuric acid temperature texture tion titration toxic tube uranyl zinc acetate usually volume water table water-table weight