Physical chemistry of paddy soils: with 95 tables
Gespeichert in:
| Format: | Buch |
|---|---|
| Sprache: | English |
| Veröffentlicht: |
Beijing
Science Press [u.a.]
1985
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Aus d. Chines. übers. |
| Beschreibung: | X, 217 S. graph. Darst. |
| ISBN: | 3540130012 0387130012 |
Internformat
MARC
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| 245 | 1 | 0 | |a Physical chemistry of paddy soils |b with 95 tables |c ed. by Yu Tian-ren |
| 264 | 1 | |a Beijing |b Science Press [u.a.] |c 1985 | |
| 300 | |a X, 217 S. |b graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 500 | |a Aus d. Chines. übers. | ||
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| 700 | 1 | |a Yu, Tian-ren |e Sonstige |4 oth | |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-001478104 | ||
Datensatz im Suchindex
| _version_ | 1804116705496006656 |
|---|---|
| adam_text | Titel: Physical chemistry of paddy soils
Autor: Yu, Tian-ren
Jahr: 1985
CONTENTS
Preface....................................................................................
CHAPTER 1 OXIDATION-REDUCTION POTENTIAL
1.1 Oxidation-reduction potential and electron activity and proton activity...... 1
1.1.1 Eh and pe ...................................................... 1
1.1.2 Quantitative relationship between Eh and electron donor or electron
acceptor ........................................................ 3
1.1.3 Effect of proton activity (pH) on Eh .............................. 4
1.2 Eh in relation to chemical equilibria among oxidation-reduction systems in
paddy soils ............................................................ 6
1.2.1 Sequential reduction.............................................. 6
1.2.2 Platinum electrode and problems on the measurement of Eh ........ 9
1.2.3 Eft-determining systems .......................................... 13
1.2.4 Poising.......................................................... 15
1.2.5 Gradation of oxidation-reduction status according to Eh ............ 16
1.3 Heterogeneity in oxidation-reduction potential in paddy soils .............. 18
1.3.1 Oxidizing layer and reducing layer near water-soil interface............ 18
1.3.2 Inner and outer parts of soil clods and cleavage surface ............ 19
1.3.3 Centrifugate, suspension and bulk soil.............................. 20
1.3.4 Root-zone and bulk soil.......................................... 21
1.4 Oxidation-reduction potential of paddy soils.............................. 21
1.4.1 Oxidation-reduction potential of paddy soils with different water regimes.. 21
1.4.2 Dynamics of oxidation-reduction potential in the profile ............ 22
1.4.3 Oxidation-reduction potential of representative paddy soils .......... 25
CHAPTER 2 REDUCING SUBSTANCES
2.1 Characterization of reducing substances of the soil........................ 27
2.1.1 Reducing intensity................................................ 27
2.1.2 Chemical activity ................................................ 29
2.1.3 Kinds and properties ............................................ 30
2.2 Factors affecting the amount of reducing substances in paddy soils ........ 33
2.2.1 Organic matter .................................................. 33
2.2.2 Eh.............................................................. 34
2.2.3 pH ............................................................ 36
2.3 Dynamics of reducing substances in paddy soils .......................... 37
2.3.1 Quantity ........................................................ 37
2.3.2 Changes in organic and inorganic components...................... 38
2.3.3 Changes in fractions with different reduction intensity .............. 41
2.4 Amount of reducing substances in paddy soils............................ 42
2.4.1 Heterogeneity in distribution of reducing substances in the soil...... 42
2.4.2 Distribution in the profile ........................................ 43
2.4.3 Amount in paddy soils with different oxidation-reduction regime___ 44
CHAPTER 3 OXYGEN
3.1 Characteristics of the oxygen system .................................... 47
vm
3.1.1 Oxygen as an oxidation-reduction system .......................... *
3.1.2 Relationship between oxygen concentration and Eh.................. 48
3.1.3 Voltammetric behavior of oxygen.................................. 50
3.1.4 Diffusion of oxygen ..............................................
3.2 Source and consumption of oxygen in paddy soils ........................ 53
3.2.1 Source of oxygen ................................................ 5
3.2.2 Consumption of oxygen .......................................... 54
3.2.3 Dynamic balance of oxygen ...................................... 58
3.3 Oxygen content of paddy soils .......................................... 62
3.3.1 Heterogeneity in oxygen content of paddy soils .................... 62
3.3.2 Distribution in the surface layer .................................. 63
3.3.3 Distribution in the profile ........................................ 66
3.3.4 Effect of water management ...................................... 67
CHAPTER 4 IRON AND MANGANESE
4.1 Chemical behavior of iron and manganese in soil ........................ 69
4.1.1 Effect of pe and pH.............................................. 69
4.1.2 Effect of O, and CO, partial pressure ............................ 69
4.1.3 Sensitivity to oxidation-reduction condition and acidity.............. 70
4.2 Iron in paddy soils .................................................... 73
4.2.1 Amount of active iron............................................ 73
4.2.2 Forms of ferrous iron............................................ 74
4.2.3 Physico-chemical equilibria among various forms of ferrous iron___ 82
4.3 Manganese in paddy soils .............................................. 83
4.3.1 Amount of active manganese...................................... 84
4.3.2 Relationship between amount of exchangeable manganese and pH.... 84
4.3.3 Chelation with organic substances ................................ 86
4.4 Dynamics of iron and manganese in paddy soils.......................... 88
4.4.1 Total amounts of reduced iron and manganese .................... 88
4.4.2 Water-soluble ferrous iron........................................ 89
4.4.3 Changes in the profile............................................ 90
CHAPTER 5 SULFUR
5.1 Reduction of sulfate in soils ............................................ 92
5.1.1 Effect of Eh and pH ............................................ 92
5.1.2 Effect of organic matter .......................................... 93
5.1.3 Effect of temperature ............................................ 95
5.2 Factors affecting the chemical equilibria of sulfides in soils ................ 95
5.2.1 pH ...................................... 95
5.2.2 Fe» ................................................... . ..¦. .¦.¦.¦. . 98
5.2.3 Mn«+ and Zn~ ................................................ 102
5.2.4 Amount of sulfide.......................................... 104
5.3 Dynamics of sulfides in paddy soils...................................... 105
5.3.1 Acid sulfate soil ...................................... 105
5.3.2 Loamy paddy soil................................... ....... 10g
5.3.3 Paddy soil derived from red soil.............................. 107
5.4 Forms and amount of sulfur in paddy soils................. ..... 108
CHAPTER 6 ION ADSORPTION
6.1 Electric charge of paddy soils ................. ..,
6.1.1 Property of electric charge........................................ „,
6.1.2 Quantity of electric charge .... ........................ ,,2
6.1.3 Surface charge density......... ............................... jjj
IX
6.2 Interactions between ions and soil particles .............................. 116
6.2.1 Ion adsorption in relation to electric charge of the soil ............ 116
6.2.2 Bonding strength of cations with the soil .......................... 117
6.2.3 Dissociation of adsorbed cations.................................. 122
6.3 Composition of exchangeable cations in paddy soils ...................... 123
6.3.1 Characteristics in the composition of exchangeable cations in paddy soil.. 124
6.3.2 Composition of exchangeable bases in different types of paddy soil.... 125
6.4 Base-saturation percentage in paddy soils ................................ 126
6.4.1 Base-saturation percentage in relation to pH ...................... 126
6.4.2 Base-saturation percentage in relation to individual cation-saturation
percentage ...................................................... 127
6.4.3 Influence of soil management measures on base-saturation percentage.... 128
6.4.4 Base-saturation percentage of principal types of paddy soil............ 129
CHAPTER 7 ACIDITY
7.1 Indexes of soil acidity .................................................. 131
7.1.1 pH ............................................................ 131
7.1.2 Lime potential .................................................. 134
7.1.3 pAT.............................................................. 137
7.1.4 Exchange acidity and exchange alkalinity .......................... 139
7.2 Characteristics in the acidity of paddy soil................................ 141
7.2.1 Change in acidity during submergence ............................ 141
7.2.2 Comparison between paddy soil and its parent soil ................ 146
7.2.3 Peculiarity of acid sulfate soil .................................... 150
7.3 Buffering capacity of paddy soils ........................................ 151
7.3.1 Buffering capacity in different horizons ............................ 151
7.3.2 Buffering capacity of different types of soil ........................ 153
7.3.3 Buffering capacity in relation to soil fertility........................ 154
7.4 Acidity regime of principal types of paddy soil .......................... 155
CHAPTER 8 ELECTRICAL CONDUCTIVITY
8.1 Factors affecting the electrical conductivity of soils........................ 157
8.1.1 Interactions between clay and ions ................................ 157
8.1.2 Physical factors .................................................. 159
8.1.3 Soluble salts .................................................... 162
8.2 Characteristics of electrical conductivity of paddy soil...................... 164
8.2.1 Comparison between paddy soil and other types of soil.............. 164
8.2.2 Change in electrical conductivity during submergence................ 165
8.3 Electrical conductivity in relation to the fertility status of paddy soil........ 169
8.3.1 Relationship between electrical conductivity and fertility level of the soil .. 169
8.3.2 Effect of agricultural measures on electrical conductivity.............. 170
8.3.3 Change in electrical conductivity due to the uptake of ions by rice___ 172
8.3.4 Electrical conductivity and desalinization of salt-affected soils........ 173
8.4 Electrical conductivity of principal types of paddy soil...................... 174
8.4.1 Weakly-leached paddy soil........................................ 174
8.4.2 Moderately-leached paddy soil .................................... 174
8.4.3 Strongly-leached paddy soil ...................................... 177
CHAPTER 9 PHYSICAL CHEMISTRY OF PADDY SOIL IN
RELATION TO SOIL GENESIS
9.1 Genesis of paddy soil .................................................. 178
9.1.1 Solution ........................................................ 178
9.1.2 Reduction........................................................ 181
9.1.3 Complexation.................................................... 184
9.2 Change in clay minerals during the genesis of paddy soil.................. 186
9.2.1 Depotassication .................................................. 186
9.2.2 Deferrugination .................................................. 188
9.2.3 Other changes .................................................. 189
9.3 Classification and types of paddy soil.................................... 192
9.3.1 Principles of classification ........................................ 192
9.3.2 Weakly-leached paddy soil........................................ 193
9.3.3 Moderately-leached paddy soil .................................... 194
9.3.4 Strongly-leached paddy soil ...................................... 194
CHAPTER 10 SOIL AND PLANTS
10.1 Oxidation-reduction status ___........................................ 197
10.1.1 Adaptation of rice plants to oxidation-reduction conditions of the soil.. 197
10.1:2 Influence of rice root on the oxidation-reduction status of the soil___ 197
10.1.3 Influence of the oxidation-reduction condition of the soil on the Eh of
plants.......................................................... 201
10.1.4 Toxicity problems under strong reducing conditions................ 203
102 pH .................................................................. 205
10.3 Physico-chemical characteristics of paddy soil in relation to nutrient supply.. 206
10.3.1 Forms of nutrients .............................................. 207
10.3.2 Movement of nutrients .......................................... 208
10.4 Nutrient content of the soil in relation to uptake by rice.................. 214
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| indexdate | 2024-07-09T15:42:45Z |
| institution | BVB |
| isbn | 3540130012 0387130012 |
| language | English |
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| physical | X, 217 S. graph. Darst. |
| publishDate | 1985 |
| publishDateSearch | 1985 |
| publishDateSort | 1985 |
| publisher | Science Press [u.a.] |
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| spelling | Physical chemistry of paddy soils with 95 tables ed. by Yu Tian-ren Beijing Science Press [u.a.] 1985 X, 217 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Aus d. Chines. übers. Reisanbau - Ackerboden - Physikochemische Bodeneigenschaft Bodenchemie (DE-588)4146134-4 gnd rswk-swf Reisanbau (DE-588)4129532-8 gnd rswk-swf Reisanbau (DE-588)4129532-8 s Bodenchemie (DE-588)4146134-4 s DE-604 Yu, Tian-ren Sonstige oth HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=001478104&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Physical chemistry of paddy soils with 95 tables Reisanbau - Ackerboden - Physikochemische Bodeneigenschaft Bodenchemie (DE-588)4146134-4 gnd Reisanbau (DE-588)4129532-8 gnd |
| subject_GND | (DE-588)4146134-4 (DE-588)4129532-8 |
| title | Physical chemistry of paddy soils with 95 tables |
| title_auth | Physical chemistry of paddy soils with 95 tables |
| title_exact_search | Physical chemistry of paddy soils with 95 tables |
| title_full | Physical chemistry of paddy soils with 95 tables ed. by Yu Tian-ren |
| title_fullStr | Physical chemistry of paddy soils with 95 tables ed. by Yu Tian-ren |
| title_full_unstemmed | Physical chemistry of paddy soils with 95 tables ed. by Yu Tian-ren |
| title_short | Physical chemistry of paddy soils |
| title_sort | physical chemistry of paddy soils with 95 tables |
| title_sub | with 95 tables |
| topic | Reisanbau - Ackerboden - Physikochemische Bodeneigenschaft Bodenchemie (DE-588)4146134-4 gnd Reisanbau (DE-588)4129532-8 gnd |
| topic_facet | Reisanbau - Ackerboden - Physikochemische Bodeneigenschaft Bodenchemie Reisanbau |
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