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Introduction to Soil Chemistry

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Loess, 7, 8<br />

Lone pares of electrons, 27, 34<br />

Lyses, 56, 57, 78<br />

Magnesium, 6, 11, 28–30, 77, 79, 107, 198<br />

Magnetic field, 147, 154, 168, 169<br />

Manganese, 42, 57, 79, 80, 85, 106, 199, 200, 201<br />

Manganese oxides, 42<br />

Mass absorption coefficient, 152<br />

Mass filter, 181<br />

Mass spectrometry, 122, 169, 170, 181, 185<br />

Mass spectroscopy, 155, 169, 175, 184<br />

Massive, 15<br />

Matching pattern, 184<br />

Matrix, 16, 46, 47, 108, 127–129, 142, 148, 153,<br />

198<br />

Measuring soil water, 86<br />

Membranes, 45, 57, 88, 104, 105<br />

Mercury, 76, 96, 201<br />

Mesophilic, 52<br />

Metal cations, 28 79, 113, 195<br />

Metallo-organic compounds, 197<br />

Metals, 26, 28, 30, 32, 47, 52, 55, 57, 76, 79, 93,<br />

96, 107, 113, 137, 148, 151, 154, 163 168,<br />

170, 186, 195, 197–199, 201, 203<br />

Methane, 1, 14, 20, 45, 55, 60, 61, 73, 77<br />

Methanogenic, 77<br />

Methanol, 185<br />

Methyl, 164, 168, 201<br />

Methylene, 164, 168<br />

Micelles, 40, 41<br />

Microbial growth, 100<br />

Microbial gums, 11<br />

Microorganisms, 1, 7, 45, 46, 49, 52, 55, 62, 64,<br />

65, 67, 71, 72, 77, 78, 85, 104<br />

Micropipette, 188<br />

Microwave assisted extraction, 136, 137<br />

Microwave oven, 136<br />

Mid infrared, 163, 165<br />

Millivolts, 96, 103, 111<br />

Mineral oil, 165<br />

Mobile phase, 175, 176, 178, 185, 186<br />

Molar absorptivities, 158<br />

Molecular orbitals, 23, 32<br />

Molecular weight, 45, 59, 61, 77, 169<br />

Mollic horizon, 49<br />

Mollisols, 19, 49<br />

Molybdate, 79, 80, 158, 203<br />

Molybdenum, 79, 198, 202<br />

Mottling, 10<br />

MPO4 -2 , 168<br />

Mucigel, 61<br />

Munsell, 15, 16<br />

Mycelia, 52<br />

index 215<br />

Na + selective ion electrode, 101<br />

Near infrared, 163<br />

Nema<strong>to</strong>des, 46<br />

Nernst equation, 103<br />

Neutron probe, 86, 89<br />

New Zealand, 19<br />

Nickel, 79, 199<br />

Ninhydrin, 187<br />

Nitrate, 30, 39, 40, 73, 80, 81, 101, 121–124,<br />

156, 187, 203–205<br />

Nitric acid, 113<br />

Nitrite, 30, 39, 40, 73, 80, 81, 121, 122, 156,<br />

203–205<br />

Nitro compounds, 113<br />

Nitrobacter spp., 40<br />

Nitrogenase, 203<br />

15 N, 122, 169, 170<br />

Nitrosomonas spp., 40<br />

NMR, see Nuclear magnetic resonance<br />

NO3 - , 40, 51, 80, 93, 203<br />

Noise, 149, 178<br />

Nonaqueous, 128, 129<br />

Nonmetals, 32, 195, 202<br />

Nuclear magnetic resonance, 147, 167–170<br />

Nucleophilic, 28<br />

Nujol, 165<br />

Nutrients, 49, 52, 130, 152, 183, 197<br />

O horizon, 9<br />

Occluded components, 149<br />

Octanal, 168<br />

–OH, 24, 27, 35, 164<br />

Optical isomers, 195, 197<br />

Orbital, 23, 24, 27, 32, 35–37, 42, 147, 154<br />

Orbital overlap, 32, 42<br />

Organic soils, 63, 64, 71, 97<br />

Organic solvents, 129, 131, 132, 135, 142<br />

Organisms, 1, 7, 45, 46, 49, 52, 55, 56, 62, 64,<br />

65, 67, 71, 72, 77, 78, 85, 104, 200<br />

Osmotic, 52, 108, 188<br />

Outer sphere, 83, 195<br />

Oxidation-reduction, 5, 7, 20, 47, 48, 72, 85, 93,<br />

97, 103, 105, 106, 111, 113, 118<br />

Oxidation state, 20, 30, 77, 79, 80, 105, 106,<br />

195, 198–202, 207<br />

Oxidizing conditions, 14, 16, 20, 73, 96<br />

Oxisols, 18<br />

Oxyanion, 34, 79–81, 113, 195, 198,<br />

202–205<br />

Oxygen contents, 5, 47<br />

p orbitals, 27, 35, 37, 42<br />

Paper chroma<strong>to</strong>graphy, 186<br />

Parent material, 7–9, 11, 15, 19, 78

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