Plant-Soil Interactions at Low pH: Principles and Management: Proceedings of the Third International Symposium on Plant-Soil Interactions at Low pH, Brisbane, Queensland, Australia, 12–16 September 1993

Front Matter....Pages I-1
Front Matter....Pages 3-3
Global extent, development and economic impact of acid soils....Pages 5-19
Front Matter....Pages 21-21
Soluble aluminium in acidic soils: Principles and practicalities....Pages 23-33
Potential solid phases controlling dissolved aluminium and iron concentrations in acidic soils....Pages 35-40
Amelioration of aluminium phytotoxicity with organic matter....Pages 41-45
Chromatographic techniques for the separation of Al and associated organic ligands present in soil solution....Pages 47-52
Quantitative 27 AI NMR spectroscopic studies of Al (III) complexes with organic acid ligands and their comparison with GEOCHEM predicted values....Pages 53-57
Aluminium reactions with polygalacturonate and related organic ligands....Pages 59-63
Forms of extractable aluminium in Canadian acid soils and their relations to plant growth....Pages 65-70
Phenolic acids in boreal peats from Finland and comparison with those from tropical and temperate areas....Pages 71-74
Rates and sources of acidification in agricultural systems of southern Australia....Pages 75-83
Effects of long-term application of phosphate fertilisers on soil acidity under pasture in New Zealand....Pages 85-91
A model for understanding the importance of various chemical, physical and biological processes in the development of soil profile acidity....Pages 93-98
Models for relating pH measurements in water and calcium chloride for a wide range of pH, soil types and depths....Pages 99-104
Long-term effects of ammonium nitrate application on soil pH, and micronutrients in soil and bromegrass hay....Pages 105-110
Nitrogen mineralisation and nitrification in acidic subsurface layers of soil....Pages 111-115
Reactions buffering pH in acid soils treated with lime....Pages 117-123
Phosphorus sorption of coal-mine soils in Galicia, NW Spain....Pages 125-128
Quantity/intensity relation and phosphorus availability in south Brazilian latosols as affected by form and placement of phosphorus and farmyard manure....Pages 129-133
The effect of flooding on S sorption capacity and AEC of variable charge soils....Pages 135-139
Solubility and mobility of copper, zinc and lead in acidic environments....Pages 141-146
Front Matter....Pages 21-21
Acid surface soil distribution and extent in Queensland, Australia....Pages 147-153
Does climate influence the pH of Queensland surface soils?....Pages 155-160
Influence of acid rain and ozone on soil heavy metals under loblolly pine trees: A field study....Pages 161-164
Front Matter....Pages 165-165
Microbial activity in acid soils....Pages 167-172
A mechanism of aluminium toxicity to soil bacteria and possible ecological implications....Pages 173-179
Characteristics of an ideotype acid tolerant pasture legume symbiosis in Mediterranean agriculture....Pages 181-186
Effect of pH on nitrogenase activity and mineral composition of Medicago truncatula cv. Jemalong and M. polymorpha cv. Serena inoculated with Rhizobium meliloti ....Pages 187-191
Effects of excess aluminium and manganese on growth and phosphorus nutrition of mycorrhizal sorghum grown under acidic conditions....Pages 193-199
Faunal activity in acid soils....Pages 201-211
Abundance of earthworms in soils used for cereal production in south-eastern Australia and their role in reducing soil acidity....Pages 213-218
Front Matter....Pages 219-219
Techniques for assessing plant responses on acid soils....Pages 221-233
Adaptation of tropical forage species to acid soils: the influence of varying phosphorus supply and soil type on plant growth....Pages 235-241
Tolerance and avoidance of Al toxicity by Mucuna pruriens var. utilis at different levels of P supply....Pages 243-247
Tolerance of Australian tropical and subtropical Acacias to acid soil....Pages 249-253
Overcoming barriers to understanding the cellular basis of aluminium resistance....Pages 255-269
Plasma membrane of younger and outer cells is the primary specific site for aluminium toxicity in roots....Pages 271-278
Effect of aluminium on membrane properties of soybean ( Glycine max ) cells in suspension culture....Pages 279-284
Involvement of plasma membrane potential in the tolerance mechanism of plant roots to aluminium toxicity....Pages 285-290
Transmembrane calcium fluxes during Al stress....Pages 291-296
Aluminium and calcium transport interactions in intact roots and root plasmalemma vesicles from aluminium-sensitive and tolerant wheat cultivars....Pages 297-301
Front Matter....Pages 219-219
Antagonism between aluminium and calcium for sorption by calcium pectate....Pages 303-306
Magnesium uptake by Al-stressed maize plants with special emphasis on cation interactions at root exchange sites....Pages 307-312
Analysis of acid-soil stress in sorghum genotypes with emphasis on aluminium and magnesium interactions....Pages 313-316
Root growth analysis: An underutilised approach to understanding aluminium rhizotoxicity....Pages 317-323
The effect of aluminium concentration on root hairs in white clover ( Trifolium repens L.)....Pages 325-328
Physiological response of root tip of alfalfa to low pH and aluminium stress in water culture....Pages 329-331
Ultrastructural investigations and EDX-analyses of Al-treated oat ( Avena sativa) roots....Pages 333-339
Increase of ATP-dependent H + pump activity of tonoplast of barley roots by aluminium stress: Possible involvement of abscisic acid for the regulation....Pages 341-344
Solution pH modifies the response of Norway spruce seedlings to aluminium....Pages 345-348
Effect of nitrogen source and aluminium on the growth of two wheat cultvars known to differ in aluminium tolerance....Pages 349-352
Characteristics of carrot plant regenerated from two cell line selected as either ionic-Al tolerant cell or Al-phosphate utilizing cells....Pages 353-357
Determining factors for aluminium toxicity in cultured tobacco cells: medium components and cellular growth conditions....Pages 359-361
Aluminium tolerance caused by phosphate starvation in cultured tobacco cells....Pages 363-366
Phytotoxicity of monomer aluminium ions and hydroxy-aluminium polymer ions in an Andosol....Pages 367-370
Performance of soybean cultivars at different concentrations of manganese in nutrient solution....Pages 371-373
Cadmium and copper interactions on the accumulation and distribution of Cd and Cu in birch ( Betula pendula Roth) seedlings....Pages 375-377
Physiological state of shoots and roots and of energy transformation systems in plants at low pH....Pages 379-383
Regulation of electrogenesis of root cells at low pH....Pages 385-388
Front Matter....Pages 389-389
Advances in the selection and breeding of acid-tolerant plants: Rice, maize, sorghum and tropical forages....Pages 391-406
Use of improved tolerant cultivars to increase rice production on acid histosols of southern Sri Lanka....Pages 407-411
Front Matter....Pages 389-389
Response of rice cultivars to increased iron and aluminium concentrations....Pages 413-417
Progress from selection for tolerance to soil acidity in five tropical maize populations....Pages 419-424
Soil acidity effects on agribotanical traits of durum and common wheat....Pages 425-428
A proposal for a working group on acid soil tolerance in grain legumes....Pages 429-431
The effect of aluminium on the growth of a range of temperate legume species and cultivars: A summary of results....Pages 433-437
Chemical content of Al-tolerant and Al-susceptible breeding lines of white clover....Pages 439-445
Distribution of Al-tolerance in crosses between genotypes of white clover selected for either Al-tolerance or Al-susceptibility....Pages 447-450
In vitro selection for aluminium tolerance in red clover ( Trifolium pratense L.)....Pages 451-453
Improving the acid-soil tolerance of Medicago sativa by asymmetric somatic hybridisation....Pages 455-457
Quantitative genetic variation for acid soil tolerance in a Phalaris aquatica × P. arundinacea × P. aquatica backcross population....Pages 459-463
Front Matter....Pages 465-465
Acidification of sub-surface soils under pastures in Victoria, Australia....Pages 467-471
Soil acidification under pastures of north-eastern Victoria five years after liming....Pages 473-477
Field calibration of lime requirement soil tests....Pages 479-484
Modified lime requirement for South African sugar belt soils based on an aluminium to sulphur ratio....Pages 485-489
Agronomic efficiency of limestones with different acid-neutralizing capacity, under field condition....Pages 491-496
Evaluation of liming materials used in South Australia....Pages 497-503
Limestone efficiency and boron effects on forage yield and soil properties....Pages 505-510
Residual effects of dolomitic limestone on corn grown on an acidic Malaysian Ultisol....Pages 511-517
Effects of coal flue gas desulfurisation by-products and calcium-sulfite, -sulfate and -carbonate on maize grown in acid soil....Pages 519-525
Effect of gypsum application rate and leaching regime on wheat growth in a highly acidic subsoil....Pages 527-530
Front Matter....Pages 465-465
Efficiency of surface-applied ameliorants for alleviating acidity in two vineyard soil types....Pages 531-536
Diagnosis of maize yield response to lime in some weathered acidic soils....Pages 537-541
Soybean yield and root growth as affected by lime rate and quality....Pages 543-547
Crop response to amendments on two high manganese soils in southeast Queensland....Pages 549-553
Fertilizer and lime response in acid soils of Sumatra....Pages 555-559
Response of round-leafed cassia ( Cassia rotundifolia) to phosphorus, potassium and lime on ultisol soils in subtropical China....Pages 561-564
Effect of lime and sulphur on an acid alfisol and yield of cowpea ( Vigna unguiculata (L.) Walp.) and sunflower ( Helianthus annuus L.) in the semi-arid tropics....Pages 565-568
Effect of liming an acidic Malaysian Ultisol on element concentrations in the soil solution and element uptake by corn and groundnut....Pages 569-572
Amelioration of acidity in subsurface soil using organic and inorganic calcium compounds....Pages 573-577
The effect of different organic materials on the alleviation of Al toxicity in soybean on a red-yellow podzolic soil....Pages 579-584
Effects of organic acid fractions extracted from Eucalyptus camaldulensis leaves on root elongation of maize ( Zea mays ) in the presence and absence of aluminium....Pages 585-588
Relationship between soil solution aluminium and low molecular weight organic acids in a conservation cropping system....Pages 589-593
Evaluation of paper mill lime sludge as an acid soil amendment in Northeast Thailand....Pages 595-599
Changes in pH of a Florida citrus soil in response to basic slag and calcium hydroxide applications....Pages 601-604
Long-term plant persistence on highly acidic soils amended with organic materials in two climatic zones....Pages 605-610
Effects of soil amendments on plant growth in pyritic soil....Pages 611-616
Effects of silicic acid on the chemistry of monomeric and polymeric (Al 13 ) aluminium species in solutions....Pages 617-621
Effect of ionic strength on wheat yield in the presence and absence of aluminium....Pages 623-626
Growth of sweet potato ( Ipomoea batatas L.) as affected by pH in solution culture....Pages 627-630
Hydrogen ion inhibition of copper uptake by citrus seedlings....Pages 631-634
Front Matter....Pages 465-465
Acidity and phosphorus interactions: Some preliminary observations on rhizosphere soil....Pages 635-639
Liming effect of reactive phosphate rocks: A laboratory evaluation....Pages 641-645
Use of phosphate rocks for sweet corn production on a Malaysian Ultisol....Pages 647-651
Effect of rock phosphate on soil properties and apparent phosphorus recovery in acid soil of Sumatra....Pages 653-656
Evaluation of soil tests for predicting pasture response on acid soils to phosphate supplied in water soluble and sparingly soluble forms....Pages 657-660
Front Matter....Pages 661-661
Socio-economic aspects of acid soil management....Pages 663-669
A socio-economic assessment of smallholder maize farming on acid soils in Northern Mindanao, The Philippines....Pages 671-677
Socio-economic aspects of rubber intercropping on acid soils in Southern Thailand....Pages 679-684
A socio-economic assessment of land-use practices in a transmigration settlement on acid soils in South Kalimantan, Indonesia....Pages 685-688
Socio-economic aspects of acid soil management and alternative landuse systems for north eastern states of India....Pages 689-695
Socio-economic considerations in the planning of agroforestry systems for the acid uplands of northern Vietnam....Pages 697-702
Longevity of liming in western Canada: Soil pH, crop yield and economics....Pages 703-710
A group approach to improving understanding of soil acidity....Pages 711-715
Marketing soil acidity knowledge in Western Australia....Pages 717-721
Acid soils: A farmer awareness program....Pages 723-725
Front Matter....Pages 727-727
Strategies for the management of soil acidity....Pages 729-741
Applying information from research on soil acidity through decision support systems....Pages 743-748
Soil acidification and lime use in some agricultural systems in Queensland, Australia....Pages 749-752
Historical review of liming practices in Hokkaido, Northern Japan....Pages 753-755
Management of acid soils for sustainable food crop production in the Philippines....Pages 757-760
Front Matter....Pages 727-727
Management of acid soils for opportunity food crop production in southern Thailand....Pages 761-766
Crop residue management for increasing production of pearl millet on acid sandy soils in Niger, West Africa....Pages 767-770
Acid upland soil in Vietnam and their management for agriculture....Pages 771-774
Rock phosphate and minimum tillage for management of acid soil in Sumatra....Pages 775-778
Nitrogen supply from rotational or spatially zoned inclusion of Leguminosae for sustainable maize production on an acid soil in Indonesia....Pages 779-784
Soil acidification under nitrogen-fertilised pastures in tropical Australia....Pages 785-790
The effects of soil pH on Cd concentration in wheat grain grown in south-eastern Australia....Pages 791-795
Acid soil management in orchard soils of the South Western Cape Province, South Africa....Pages 797-802
Effect of low soil pH from different fertilisers on performance of apple and pear trees....Pages 803-807
Effects of NK fertiliser on soil pH and exchangeable K status on acid soils in an oil palm plantation in Malaysia....Pages 809-815
Aluminium species and pH in soil solution under different crops....Pages 817-822
Back Matter....Pages 823-824