Concepts

Register of all vocabulary concepts in this system.

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Displaying 341 to 360 of 1212 items.


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definition : Mehlich3 method (extractant 0.2 N CH3COOH + 0.25 N NH4NO3 + 0.015 N NH4F + 0.013 N HNO3 + 0.001 M EDTA)

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definition : Spectrally measured and converted to Mehlich3 method (extractant 0.2 N CH3COOH + 0.25 N NH4NO3 + 0.015 N NH4F + 0.013 N HNO3 + 0.001 M EDTA)

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definition : Method of Olsen (0.5 M Sodium Bicarbonate (NaHCO3) extraction at pH8.5). Particularly used for available P.

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definition : Method of Olsen, modified by Dabin (ORSTOM). Particularly used for available P.

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definition : Method of Morgan (Na-acetate/acetic acid). Particularly used for available P.

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definition : Ambic1 method (ammonium bicarbonate) (South Africa). Particularly used for available P.

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definition : NH4-lactate extraction method (KU-Leuven). Particularly used for available P.

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definition : Extreme Substantial removal of deeper subsurface horizons (badlands). Original biotic functions fully destroyed.

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definition : Extremely strong reaction forming thick foam forms quickly: ≈ > 25

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definition : Soil material crushes only under very strong pressure; cannot be crushed between thumb and forefinger.

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definition : Extremely resistant to pressure; cannot be broken in the hands.

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definition : Surface sealing with consistency Extremely hard

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definition : Extremely salty soil with salt content > 15 dS m-1

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definition : Extremely wide surface crack with width more than 10cm

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definition : Land-use classification of main class Forestry

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definition : Fine mottle of size 2–6

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definition : The mottles are evident only on close examination. Soil colours in both the matrix and mottles have closely related hues, chromas and values.

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definition : Surface of coating shows only little contrast in colour, smoothness or any other property to the adjacent surface. Fine sand grains are readily apparent in the cutan. Lamellae...