soil ph Concept

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research area of

• Abaidoo, Robert, visiting scientist, IITA, IITA
• Barrios, Edmundo, Senior Science Ecosystem Scientist-Systems, ICRAF, The Alliance of Bioversity and CIAT
• Bouman, Bas, Director, IRRI, IRRI
• CAIRNS, Jill Elizabeth, Maize Physiologist - Africa, CIMMYT, CIMMYT
• Castiblanco, Valheria, Team Leader, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Chander, Girish, Scientist (Soil Science), ICRISAT, ICRISAT
• Cock, James, Emerito, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Derera, John, Head of Breeding, IITA, IITA
• Fatondji, Dougbedji, Senior Scientist-Value Chain Coordinator, ICRISAT, ICRISAT
• Harrison, Rhett, Tropical forest ecologist and conservation biologist, ICRAF, ICRAF
• Hauser, Stefan, Root & Tuber Systems Agronomist, IITA, IITA
• Howeler, Reinhardt, Emerito, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Karanja, Nancy, IITA, ICRAF
• Kreye, Christine, Agronomist and West Africa Coordinator, IITA, IITA
• Llorca, Lizzida, Researcher, IRRI, IRRI
• MAGOROKOSHO, Cosmos, Maize Breeder - Southern Africa & CCR, CIMMYT, CIMMYT
• Masso, Cargele, Country Rep. Cameroon, IITA, IITA
• Mishra, Ajay Kumar, Associate Scientist- Soil Science, INTERNATIONAL RICE RESEARCH INSTITUTE, IFPRI
• Mukuralinda, Athanase, Senior Scientist-Esaf Rwanda, ICRAF, ICRAF
• Narro, Luis A., Plant Breeder, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• NDHLELA, Thokozile, Maize Breeder - Southern Africa, CIMMYT, CIMMYT
• Pypers, Pieter, Senior Agronomist, Leader for East Africa (ACAI: Africa Cassava, IITA, The Alliance of Bioversity and CIAT
• Rao, Idupulapati M., Plant Nutritionist, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Sanginga, Nadine, Business Development and Partnership Coordinator, ILRI, IITA
• Sanginga, Nteranya, Director General, IITA, The Alliance of Bioversity and CIAT
• SANTIAGO VARGAS, Maira, Consultant, CIMMYT, CIMMYT
• Shepherd, Keith, Soils Theme Leader, ICRAF, ICRAF
• Thuita, Moses, Soil Microbiologist, IITA, The Alliance of Bioversity and CIAT
• VanAsten, Piet, Scientist, IITA, AfricaRice
• Vanlauwe, Bernard, Director R4D, Central Africa and Natural Resource Management, IITA, The Alliance of Bioversity and CIAT
• Verchot, Louis, Principal Scientist, Landscape Restoration, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Waswa, Boaz, Scientist, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Xu, Jianchu, Regional Coordinator-East and Central Asia, ICRAF, ICRAF

subject area of

• A New Method for the Simultaneous Measurement of pH‐Dependent Cation Exchange Capacity and pH Buffering Capacity
• A greenhouse screening technique for acid soil tolerance in maize
• A methodology for evaluating the manganese tolerance of cowpea (Vigna unguiculata) and some preliminary results of field trials
• A new Brachiaria reference genome and its application in identifying genes associated with natural variation in tolerance to acidic soil conditions among Brachiaria grasses
• A new genome allows the identification of genes associated with natural variation in aluminium tolerance in Brachiaria grasses.
• Abiotic constraints override biotic constraints in East African highland banana systems
• Abundance, casting activity, and cast quality of earthworms in an acid Ultisol under alley-cropping in the humid tropics
• Accumulation and distribution of dry matter and nutrients during a 12-month growth cycle of cassava
• Adaptation of tropical forage species to acid soils: The Influence of varying phosphorus supply and soil type on phosphorus uptake and Use
• Additive, dominant, and epistatic effects for maize grain yield in acid and non-acid soils
• Adsorption-desorption of zinc in mollisols and their relationship with uptake of fertilizer-applied zinc by rice
• Agroforestry boosts soil health in the humid and sub-humid tropics: A meta-analysis
• Agronomical, phenological and physiological performance of common bean lines in the Amazon region of Colombia
• Aluminium-induced callose formation in root apices: inheritance and selection trait for adaptation of tropical maize to acid soils
• Aluminum toxicity of the rice plant under water culture conditions
• Ammonia volatilization from a flooded tropical soil
• An assessment of chemical properties for soils of Rwanda with the use of geostatistical techniques
• Analysis of field-moist Cd contaminated paddy soils during rice grain fill allows reliable prediction of grain Cd levels
• Annual legumes for improving soil fertility in the smallholder maize-based systems in Zimbabwe.
• Antibiotic-resistant mutants identified from nodules of uninoculated soybeans grown in a strongly acidic soil
• Application of low-phosphorus-containing legume residues reduces extractable phosphorus in a tropical Ultisol
• Arbuscular mycorrhizal fungi with different soil fertility amendment practices in agricultural landscapes of Kenyan highlands
• Assessing Soil Properties and Landforms in the Mai-Negus Catchment, Northern Ethiopia
• Assessment of soil fertility and potato crop nutrient status in central and eastern highlands of Kenya.
• Assessment of total soil and plant elements in rice-based production systems in NE Italy
• Biological P cycling is influenced by the form of P fertilizer in an Oxisol
• Biological nitrogen fixation in faba bean (Vicia faba L.) in the Ethiopian highlands as affected by P fertilization and inoculation
• Biomass and Phosphorus Uptake Responses of Maize to Phosphorus Application in Three Acid Soils from Southern Cameroon
• Biomass burning in windrows after clearing a tropical rainforest: Effects on soil properties, evaporation and crop yields
• Biomass production assessment from Populus spp. short- rotation irrigated crops in Spain
• Biotic and abiotic causes of yield failure in tropical aerobic rice.
• Breeding Maize for Tolerance to Soil Acidity
• Breeding for Al Tolerance by Unravelling Genetic Diversity in Bread Wheat
• Causes for soil sickness affecting early plant growth in aerobic rice
• Changes in Fungal Communities across a Forest Disturbance Gradient.
• Changes in fungal communities across a forest disturbance gradient
• Changes in soil quality indicators under oil palm plantations following application of 'best management practices' in a four-year field trial.
• Charge characteristics of soil organic matter fractions in a Ferric Lixisol under some multipurpose trees
• Chemical Control of Soil Environment by Lime and Nutrients to Improve the Productivity of Acidic Alluvial Soils under Rice-Wheat Cropping System in Bangladesh
• Chemical properties and soil organic matter assessment under fallow systems in the forest margins benchmark
• Clearing a tropical forest I. Effects on soil and micro-climate
• Combined Effect of Organic and Inorganic Fertilizers on Soil Chemical and Biological Properties and Maize Yield in Rubona, Southern Rwanda
• Combining ability of soybean (Glycine max) for low phosphorus tolerance on acidic soils of Western Ethiopia
• Comparative evaluation of Ca chloride and Ca phosphate for extractable sulfur in soils with a wide range in pH
• Comparative evaluation of the contributions of soil physicochemical properties to variations in the yields of four major staple food crops in eastern Nigeria
• Comparative study of soil properties under Chromolaena odorata, Pueraria phaseoloides and Calliandra calothyrsus
• Comparison of the Suitability of Contiguous Fallow-forest Lands for Cassava, Yam, Cocoyam and Sweet Potato Production in Nsukka, Southeastern Nigeria
• Cowpea (Vigna unguiculata L. Walp) hosts several widespread bradyrhizobial root nodule symbionts across contrasting agro-ecological production areas in Kenya.
• DETERMINANTS OF FERTILIZER MICRODOSING-INDUCED YIELD INCREMENT OF PEARL MILLET ON AN ACID SANDY SOIL
• DNRA: A short-circuit in biological N-cycling to conserve nitrogen in terrestrial ecosystems
• Decomposition and phosphorus release of agroforestry shrub residues and the effect on maize yield in acidic soils of Rubona, southern Rwanda
• Development of a soil-plant phosphorus simulation model for calcareous and weathered tropical soils
• Diallel analysis of acid soil tolerant and susceptible maize inbred lines for grain yield under acid and non-acid soil conditions
• Differential response of six cowpea (Vigna unguiculata (L.) Walp) cultivars to liming in an ultisol
• Distribution of entomopathogenic nematodes in Southern Cameroon.
• Dynamics of phosphorus fractions during fallow with natural vegetation and planted Pueraria phaseoloides in south-western Nigeria
• EFFECTS OF FALLOW DURATION ON SOIL PHOSPHORUS FRACTIONS AND CROP P UPTAKE UNDER NATURAL REGROWTH AND PLANTED PUERARIA PHASEOLOIDES FALLOW SYSTEMS IN SOUTHWESTERN NIGERIA
• Effect of Genotypes and Environments on Oil Content and Oil Quality Parameters and Their Correlation in Peanut (Arachis hypogaea L.)
• Effect of VAM inoculum carry-over on the successive cropping of maize and mungbean
• Effect of hand-hoe based conservation agriculture on soil fertility and maize yield in selected smallholder areas in Zimbabwe
• Effect of legume incorporation on solubilization of Ogun phosphate rock on slightly acidic soils in SW Nigeria
• Effect of liming and carbofuran on groundnut yield in sandy soils in Niger
• Effect of percolation rate on nutrient kinetics and rice yield in tropical rice soils. I: Role of soil organic matter
• Effect of some biological factors on soil variability in the tropics
• Effects of Bradyrhizobium japonicum on Some Chemical Properties of Ferralsols under Soybean (Glycine max (L.) Merr.) Cultivation
• Effects of Conservation Tillage, Fertilizer Inputs and Cropping Systems on Soil Properties and Crop Yield in Western Kenya
• Effects of Lime, Vermicompost, and Chemical P Fertilizer on Selected Properties of Acid Soils of Ebantu District, Western Highlands of Ethiopia
• Effects of Va mycorrhizae on growth and mineral uptake of sorghum grown at varied levels of soil acidity
• Effects of lime and coffee husk compost on growth of coffee seedlings on acidic soil of Haru in Western Ethiopia
• Effects of long-term use of sodic water irrigation, amendments and crop residues on soil properties and crop yields in rice–wheat cropping system in a calcareous soil
• Effects of primary tillage and soil amendment practices on pearl millet yield and nutrient uptake in the Sahel of West Africa
• Element contents and food safety of water spinach ( Ipomoea aquatica Forssk.) cultivated with wastewater in Hanoi, Vietnam
• Enhancing Maize Productivity and Profitability Using Organic Inputs and Mineral Fertilizer in Central Kenya Small-Hold Farms
• Environmental and Economic Benefits of Saline‐Sodic Soil Reclamation Using Low‐quality Water and Soil Amendments in Conjunction with a Rice–Wheat Cropping System
• Evaluating indicators of land degradation in smallholder farming systems of western Kenya
• Evaluation of the Indigenous Use of the Weed Sida cordifolia L. in the Sahelian Zone of West Africa
• Examining the Sense and Science Behind Ghana's Current Blanket Fertilizer Recommendation
• Exploring differences of soil quality as related to management in semiarid rangelands in the western Bophirima District, North West province, South Africa
• Factors associated with soil receptivity to some fungal root rot pathogens of peas
• Fertiliser effects on sustainability in the wheat-based small-holder farming systems of southeastern Ethiopia
• Fertilizer response and nitrogen use efficiency in African smallholder maize farms.
• Field Assessment of Humic Substance Effect on Phosphate Rock Solubilization
• Forms and pedogenic distribution of extractable iron in selected wetland soils in Nigeria.
• Growth Inhibition of Rice by Water Drainage during Fallow at IRRI
• Heterosis and combining ability for maize adaptation to tropical acid soils: Implications for future breeding strategies
• High N2O consumption potential of weakly disturbed fen mires with dissimilar denitrifier community structure
• Homecoming of Brachiaria : Improved hybrids prove useful for African animal agriculture
• How do trees affect spatio-temporal heterogeneity of nutrient cycling in mediterranean annual grasslands?
• How does conversion of natural tropical rainforest ecosystems affect soil bacterial and fungal communities in the Nile river watershed of Uganda
• How fertile are semi-arid tropical soils?
• Impact of soil acidity and liming on soybean (Glycine max) nodulation and nitrogen fixation in Kenyan soils
• Importance of mineral nutrition for mitigating aluminum toxicity in plants on acidic soils: current status and opportunities.
• Improvement in nitrogen availability, nitrogen uptake and growth of aerobic rice following soil acidification
• Increasing nutrient use efficiency in West-African agriculture: the impact of micro-topography on nutrient leaching from cattle and sheep manure
• Influence of Vesicular Arbuscular Mycorrhizal Fungi and Applied Phosphorus on Root Colonization in Wheat and Plant Nutrient Dynamics in a Phosphorus-Deficient Acid Alfisol of Western Himalayas
• Influence of dry season supplementation for cattle on soil fertility and millet (Pennisetum glaucum L.) yield in a mixed crop/livestock production system of the Sahel
• Influence of improved fallow systems and phosphorus application on arbuscular mycorrhizal fungi symbiosis in maize grown in western Kenya
• Integrated soil fertility management in sub-Saharan Africa: unravelling local adaptation
• Interaction of aluminium and drought stress on root growth and crop yield on acid soils
• Land use in subalpine grasslands affects nitrogen cycling via changes in plant community and soil microbial uptake dynamics
• Limited Si-nutrient status of rice plants in relation to plant-available Si of soils, nitrogen fertilizer application, and rice-growing environments across Sub-Saharan Africa
• Line × tester analysis of maize grain yield under acid and non-acid soil conditions.
• Long term impact of different cropping systems on soil quality under silty loam soils of Indo-Gangetic plains of India
• Long- and short-term effects of crop residues on aluminum toxicity, phosphorus availability and growth of pearl millet in an acid sandy soil
• Long-Term Nitrogen Fertilization Impacts on Soil Bacteria, Grain Yield and Nitrogen Use Efficiency of Wheat in Semiarid Loess Plateau, China
• Long-term effects of mulch, fertilization and tillage on cassava grown in sandy soils in northern Colombia
• Long-term mineral fertiliser use and maize residue incorporation do not compensate for carbon and nutrient losses from a Ferralsol under continuous maize-cotton cropping
• Low Input Technology Options for Millet-based Cropping Systems in the Sahel
• MINERAL NUTRIENT UPTAKE AND REMOVAL BY COWPEA, SOYBEAN AND MAIZE CULTIVARS IN WEST AFRICA, AND IMPLICATIONS FOR CARBON CYCLE EFFECTS ON SOIL ACIDIFICATION
• Maize yield and nutrition during 4 years after biochar application to a Colombian savanna oxisol.
• Managing Tephrosia mulch and fertilizer to enhance coffee productivity on smallholder farms in the Eastern African Highlands
• Mechanized tillage systems effects on properties of a tropical alfisol in watersheds cropped to maize
• Mercury content in topsoils, and geostatistical methods to identify anthropogenic input in the Ebro basin (Spain)
• Microbial biomass C measurements in soil of the central highlands of Mexico
• Mitscherlich-bray equation used to correlate soil phosphorus and potato yields
• Mobilizing expert knowledge of tree growth with the PLANTGRO and INFER systems
• Mycorrhizal colonization of major banana genotypes in six East African environments
• Nanosensors: Frontiers in Precision Agriculture
• Nitrification and mineralization potentials in a limed Ultisol in the humid tropics
• Nitrification in some tropical soils
• Nitrogen mineralization of roots of maize and selected woody species
• Nitrogen uptake and yield of deepwater rice in the central plain of Thailand
• Nitrogen uptake by deepwater rice during the preflood and flooded phases, in relation to drymatter and grain production
• Nutrient management for rainfed lowland rice in northeast Thailand
• Nutrient recycling potential of Tephrosia candida in cropping systems of southeastern Nigeria
• Nutrients Limiting Soybean (glycine max l) Growth in Acrisols and Ferralsols of Western Kenya
• On-farm evaluation of nitrate-nitrogen dynamics under maize in the Northern Guinea savanna of Nigeria
• On-farm productivity of Acacia angustissima, Calliandra calothyrsus and Leucaena leucocephala in a subhumid area in Zimbabwe
• Overgrazing decreases soil organic carbon stocks the most under dry climates and low soil pH: A meta-analysis shows
• Partial substitution of phosphorus fertiliser by farmyard manure and its localised application increases agronomic efficiency and profitability of maize production
• Partitioning the contributions of biochar properties to enhanced biological nitrogen fixation in common bean ( Phaseolus vulgaris )
• Phosphate solubilization by organic anion excretion from rice growing in aerobic soil: rates of excretion and decomposition, effects on rhizosphere pH and effects on phosphate solubility and uptake
• Phosphorus efficiency and the forms of soil phosphorus utilized by upland rice cultivars
• Phosphorus-lime interaction in a strongly acid upland soil grown to rice in Cavinti, Philippines
• Physiological studies and determination of chromosome number in maca, Lepidium meyenii (Brassicaceae)
• Phytotoxic substances in soils
• Plant productivity in cassava-based mixed cropping systems in Colombian hillside farms
• Practical aspects of mycorrhizal technology in some tropical crops and pastures
• Predicting the spatial suitability distribution of Moringa oleifera cultivation using analytical hierarchical process modelling
• Preliminary Evaluation of Different Combinations of Inorganic and Humate Based Fertilizer on Yield of Potato (Solanum tuberosum L.) in Malawi
• Preliminary Stepwise Multiple Linear Regression Method to Predict Cadmium and Zinc Uptake in Soybean
• Production gradients in smallholder banana (cv. Giant Cavendish) farms in Central Kenya
• Progress from selection for tolerance to soil acidity in five tropical maize populations
• Reducing spatial variability of soybean response to rhizobia inoculants in farms of variable soil fertility in Siaya County of western Kenya.
• Response of selected indigenous dryland agroforestry tree species to salinity and implications for soil fertility management
• Response of soybean (Glycine max L.) genotypes to varying levels of phosphorus for yield and related traits under acid soils of western Ethiopia
• Response to Selection for Tolerance to Acid Soils in a Tropical Maize Population
• Reversing yield declines of a sub‐tropical vertisol
• Role of Phosphoenolpyruvate Carboxylase in the Adaptation of a Tropical Forage Grass to Low-Phosphorus Acid Soils
• Role of Scutellonema clathricaudatum in etiology of groundnut growth variability in Niger
• Root-zone hypoxia reduces growth of the tropical forage grass Urochloa humidicola in high-nutrient but not low-nutrient conditions.
• Root‐induced iron oxidation and pH changes in the lowland rice rhizosphere
• Root‐induced iron oxidation, pH changes and zinc solubilization in the rhizosphere of lowland rice
• Rotation and nitrogen fertilizer effects on pearl millet, cowpea and groundnut yield and soil chemical properties in a sandy soil in the semi-arid tropics, West Africa
• Rotation effects of grain legumes and fallow on maize yield, microbial biomass and chemical properties of an Alfisol in the Nigerian savanna
• Senna siamea trees recycle Ca from a Ca-rich subsoil and increase the topsoil pH in agroforestry systems in the West African derived savanna zone
• Shade trees have higher impact on soil nutrient availability and food web in organic than conventional coffee agroforestry.
• Short-term application of biochar increases the amount of fertilizer required to obtain potential yield and reduces marginal agronomic efficiency in high phosphorus-fixing soils
• Soil Bacterial Diversity and Potential Functions Are Regulated by Long-Term Conservation Tillage and Straw Mulching.
• Soil Carbon and Nitrogen Changes in Long‐Term Continuous Lowland Rice Cropping
• Soil Fertility Potential for Rice Production in West African Lowlands
• Soil Fertility Variability in Relation to the Yields of Maize and Soybean Under Intensifying Cropping Systems in the Tropical Savannas of Northeastern Nigeria
• Soil Phosphatase Activities across a Liming Gradient under Long-Term Managements in Kenya
• Soil Restoration after seven Years of Exclosure Management in Northwestern Ethiopia
• Soil acidification in Pinus caribaea forests on Brazilian savanna Oxisols
• Soil aggregate stability under different landscapes and vegetation types in a semiarid area in northeastern Syria
• Soil and Plant Testing for Iron: An Appraisal
• Soil and fertilizer nitrogen transformations under alternate flooding and drying moisture regimes
• Soil carbon dioxide and methane fluxes from forests and other land use types in an African tropical montane region
• Soil condition classification using infrared spectroscopy: A proposition for assessment of soil condition along a tropical forest-cropland chronosequence
• Soil erosion problems on alfisols in Western Nigeria, VI. Effects of erosion on experimental plots
• Soil fertility gradients and production constraints for coffee and banana on volcanic mountain slopes in the East African Rift: A case study of Mt. Elgon
• Soil fertility status of cassava fields treated by integrated application of manure and NPK fertilizer in Zambia
• Soil microbiological and chemical changes in rice-wheat cropping system at Palampur (Himachal Pradesh) after twelve years of Lantana camara L. residue incorporation
• Soil micronutrient contents and relation to other soil properties in Ethiopia
• Soil nitrous oxide emissions from agricultural soils in Canada: Exploring relationships with soil, crop and climatic variables
• Soil nutrient status of smallholder farms in Malawi
• Soil organic matter assessment in natural regrowth, Pueraria phaseoloides and Mucuna pruriens fallow
• Soil pH and nitrogen changes following cattle and sheep urine deposition
• Soil property changes in contour hedgerow systems on sloping land in the Philippines
• Soil water storage appears to compensate for climatic aridity at the xeric margin of European tree species distribution
• Solubilization of phosphate by rice plants growing in reduced soil: prediction of the amount solubilized and the resultant increase in uptake
• Soluble and exchangeable aluminum in Ultisols and Alfisols in West Africa
• Somaclonal variation in plant adaptation to acid soil in the tropical forage legume Stylosanthes guianensis
• Sources of Soil Variation in An Acid Ultisol of the Philippines
• Spatial variation of soil macrofauna and nutrients in tropical agricultural systems influenced by historical charcoal production in South Nandi, Kenya
• Studying the effect of environmental variables on the genotype × environment interaction of tomato
• Sustainable intensification through rotations with grain legumes in Sub-Saharan Africa : A review
• TOLERANCE OF CASSAVA (MANIHOT ESCULENTA CRANTZ) TO HIGH SOIL ACIDITY
• The Ability of Cassava to Grow on Poor Soils
• The Potential of Increased Maize and Soybean Production in Uasin Gishu District, Kenya, Resulting from Soil Acidity Amendment Using Minjingu Phosphate Rock and Agricultural Lime
• The chemical properties of acid soils with emphasis on soils of the humid tropics
• The effect of crop residue and fertilizer use on pearl millet yields in Niger
• The efficacy of soybean inoculation on acid soil in tropical Africa.
• The soil fertility and leaf nutrient status in enset gardens in different altitude zones of the Gamo highlands, Ethiopia and inferences for Xanthomonas wilt prevalence
• The yield correlations of selectable physiological traits in a population of advanced spring wheat lines grown in warm and drought environments
• Trends in key soil parameters under conservation agriculture-based sustainable intensification farming practices in the Eastern Ganga Alluvial Plains
• Understanding variability in soybean yield and response to P-fertilizer and rhizobium inoculants on farmers’ fields in northern Nigeria
• Urea transformation in some tropical soils
• Urine effects on soil chemical properties and the impact of urine and dung on pearl millet yield
• Variability of Soil Micronutrients Concentration along the Slopes of Mount Kilimanjaro, Tanzania
• Variation in acid soil tolerance among strains of Rhizobium phaseoli
• Vermicompost and chemical P fertilizer on yield of maize and soil properties in Ebantu District, Western Highlands of Ethiopia