OOIR: Observatory of International Research

Papers

(The median citation count of Soil Science and Plant Nutrition is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 2	55
Estimating macronutrient contents in Thai paddy soils using near-infrared (NIR) spectroscopy and locally weighted partial least square regression analysis	48
Digital soil mapping using drone images and machine learning at the sloping vegetable fields in cool highland in the Northern Kanto region, Japan	44
Critical reevaluation of an efficient sampling design for assessing soil properties using bootstrap sampling and geostatistical analysis in Japanese large-scale paddy fields	33
The mass water content of paddy soil after harvest is strongly associated with the accumulation of organic matter as the source of available nitrogen	25
Effect of biodegradable mulching plastics on soil chemical properties, greenhouse gas emission, and plant growth under aerobic and flooding conditions	25
Positive priming effects through microbial P-mining in tropical forest soils under N₂-fixing trees	20
The comparative soil fertility in traditional and alder-based shifting cultivation of varied fallow lengths in Eastern Indian Himalayas	16
Nitrogen cycling and management focusing on the central role of soils: a review	15
Study on the occurrence, impact, and mitigation of soil-derived environmental loads in agricultural ecosystems	14
Effects of drought stress on the oxidation of the reaction center chlorophyll of photosystem I and grain yield in paddy-field grown rice plants	12
Experimental verification of solubilization effect of soil bromine by waterlogging reduction	12
Peri-urban agricultural management impacts the soil nutrient status of Nitisols in the central highlands of Kenya	12
Abstracts of Nippon Dojo-Hiryogaku Zasshi 94 - 2	12
Aberrant RNA splicing of the phytic acid synthesis gene inositol-1,3,4 trisphosphate 5/6-kinase in a low phytic acid soybean line	11
Organ specific transcriptome analysis of upland cotton ( Gossypium hirsutum ) in response to low phosphorus stress during early stage of growth	11
Modeling and simulation of sulfur availability in paddy soils under reducing environment considering heavy metal content	10
Comparison of soil characteristics related to C and N processes in Eastern Hungarian and Central Japanese soils under different land use and nutrient supply	10
Soil microbial community responding to moderately elevated nitrogen deposition in a Japanese cool temperate forest surrounded by fertilized grasslands	10
Abstracts of Nippon Dojo-Hiryogaku Zasshi 94 - 3	10
Physical qualities of acid sulfate soil: its limitations and implications for oil palm production	9
Soil extraction with pyrophosphate-dithionite mixture: a practical method to estimate organic carbon associated with metal cations and reactive mineral phases	9
Alteration of aluminum tolerance mediated by insertion of same transposable element at different sites in the upstream region of HvAACT1 in Japanese barley accessions	8
Rhizosphere effect on phosphorus availability to soybean in Vertisols	8
Evaluating phosphorus nutritional status of potato by instant testing of petiole phosphate concentration	8

Acknowledgment to the Reviewers	7
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 4	7
Effect of sugarcane residue management (pre-harvest burning versus green cane retention) on soil organic carbon fractions and aggregate stability in Umbric Rhodic Ferralsols	7
Plant material decomposition and bacterial and fungal communities in serpentine and karst soils of Japanese cool-temperate forests	7
Residence time effects on arsenate sorption on an allophanic Andosol	7
Decoupling of cellulose decomposition and glucose mineralization in volcanic forest soils	7
Seasonal changes in soil properties caused by slash and burn agriculture practice in a humid temperate region of northeast Japan	7
Co-application of fly ash and zeolite increases N uptake but decreases P uptake and biomass of rice fertilized with fermented liquid manure	6
Effects of nutrient conditions to stem photosynthesis and growth in Ephedra intermedia (Ephedraceae)	6
Effects of aged microplastics on paddy soil properties and greenhouse gas emissions under laboratory aerobic conditions	6
Different strategies for colonization and prevalence after inoculation with plant growth-promoting rhizobacteria revealed by a monitoring method	6
Effect of freeze-thaw disturbance on soil C and N dynamics and GHG fluxes of East Asia forests: review and future perspectives	6
Effects of land-use types on the temporal dynamics of soil active carbon and nitrogen in the rocky mountainous of North China	6
Correction	6
Nursery inoculation with arbuscular mycorrhizal fungi improves yield of Allium fistulosum during a 3-year field trial	6
Abstracts of Nippon Dojo-Hiryogaku Zasshi 94 - 5	6
Greenhouse gas emissions from agricultural soil amended with kitchen compost of varying ages	6
Exploring the impact of shoot nutrient uptake on soybean yields in a paddy-upland rotation field in Akita, Japan: a path analysis approach	6
Elucidation of efficient photosynthesis in plants with limited iron	5
Combined effects of biochar addition with varied particle size and temperature on the decomposition of soil organic carbon in a temperate forest, China	5
Long-term application of fused magnesium phosphate and calcium silicate change soil chemical properties, C decomposition and N mineralization in a single rice paddy field of Northeastern Japan	5
Abstracts of Nippon Dojo-Hiryogaku Zasshi 92-5	5
Relative importance of Asian-dust-derived micas estimated from oxygen isotopic analysis of fine quartz on specific retention of radiocesium in Andosols in Tohoku Region, Japan	5
Application of biofertilizer containing Bacillus pumillus TUAT1 on soybean without inhibiting infection by Bradyrhizobium diazoefficiens USDA110	5
Steel slag-based silicate fertilizer suppresses grain cracking in brewer’s rice cultivar “Yamada-Nishiki”	5
Possible involvement of nitric oxide in promoting the initial growth of rice seedlings at low temperature by inoculation of Bacillus pumilus strain TUAT1 spores	5
Long-term experiments to identify response patterns of available soil nitrogen, rice, and soybeans to rice straw compost in a paddy-upland rotation field in Akita, Japan	5
Protective role of reactive aluminum phases to stabilize soil organic matter against long-term cultivation in the humid tropics under volcanic influence	5
Polyphosphate polymerizing and depolymerizing activity of VTC4 protein in an arbuscular mycorrhizal fungus	5
Estimate the contribution of water-derived ¹³⁷ Cs in the total ¹³⁷ Cs in brown rice using water-to-brown rice transfer parameters	5
Understanding yield-limiting factors for sorghum in semi-arid sub-Saharan Africa: beyond soil nutrient deficiency	5
Nitrogen addition suppresses microbial respiration but enhances the release of water-extractable organic carbon in a non-allophanic Andosol	5
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 6	4
Seed glucosinolates in rapeseed ( Brassica napus ) provide sulfur nutrition required for early seedling growth under sulfur limitation	4
Correction	4
Effects of soil and phylogeny on sulfur and phosphorus concentrations in wild plants on volcanic and non-volcanic soils in Japan	4
Controlled decay of citric acid cross-linked paperpots for sustainable agriculture	4
Preface to the special section 'Recent developments on dynamics of substances in the rhizosphere'	4
Field investigation of soil moisture profile in the seedbeds of clayey paddy fields composed of large clods (aggregates)	4
Spatial relationship between peach tree productivity and soil properties in a newly reclaimed orchard	4
Abstracts of Nippon Dojo-Hiryogaku Zasshi 95 - 4	4
Variability of soil characteristics around an active volcano, Mt. Mayon in the Philippines with special reference to the distance and direction from the crater	4
Abstracts of Nippon Dojo-Hiryogaku Zasshi 92-6	4
Humic substances from various coal sources alter ¹⁵ N-Labeled urea nitrogen distribution in soil	4
Ethylene works as a possible regulator for the rootlet elongation and transcription of genes for phosphorus acquisition in cluster roots of Lupinus albus L.	4
Spatial variation of soil characteristics affected by biochar materials from traditional slash and burn agriculture in Sabah, Malaysia	4
Organic farming enhances soil carbon and nitrogen dynamics in oil palm crops from Southeast Amazon	3
Soil carbon sequestration and soil quality change between no-tillage and conventional tillage soil management after 3 and 11 years of organic farming	3
Effects of pellet inorganic nitrogen on nitrous oxide emissions from cattle manure compost pellets	3
Changes in carbon and nitrogen contents and greenhouse gas emissions during the vermicomposting of rice straw amended with Azolla	3

Soil silicon availability and silicon uptake by winter wheat in Tokachi district, Hokkaido	3
Time-course analysis of the transcriptome of Arabidopsis thaliana leaves under high-concentration ammonium sulfate treatment	3
Effects of soil types and fertility management practices on soil silicon availability and banana silicon uptake	3
Abstracts of Nippon Dojo-Hiryogaku Zasshi 96-2	3
Detection of metabolites in rhizosphere of soybean under different status of soil potassium	3
Adsorption and desorption of carbon dioxide by volcanic ash soil: quantitative analysis using the flow-through chamber method	3
Abstracts of Nippon Dojo-Hiryogaku Zasshi 94 - 1	3
Indica rice “Takanari” exhibited superiority to Japanese rice “Koshihikari” on N-uptake and biomass production under no-weeding practice	3
Changes in soil characteristics and rice yield under straw returning in saline sodic soils	3
Relationship between soil phosphorus dynamics and low-phosphorus responses at specific root locations of white lupine	3
Preface to the special section on “past, present, and future biochar utilization for soil sustainability from Asian agronomical and ecological perspectives”	3
Low phosphorus tolerance of plants forming root clusters: can the specialized functions be used to resolve the phosphorus crisis?	3
Insights into microbial removal of ammonia and nitrous oxide from biological air purification reactors used for livestock farming: a review	3
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 5	2
Impact of methane fermentation waste fluid application rates on maize yield and fate of N with special reference to soil textures	2
Radioactive Cs transfer to vegetables after the FDNPP accident	2
Soil carbon stocks and main nutrients under cocoa plantations of different ages	2
The effects of phosphate and pH on arsenate adsorption on allophanic Andosols in Miyazaki	2
Correction	2
Factors impacting soil organic carbon pool in different types of Andosols in Toya, Hokkaido, Japan	2
Mechanisms of halophilic and salt tolerance in Suaeda edulis Flores Olv. & Noguez	2
Abstracts of Nippon Dojo-Hiryogaku Zasshi 96-1	2
Induction of citrate transporter gene expression in soybean roots by sulfur application	2
Effect of long-term maize and cassava cropping management on soil organic carbon sequestration in different soil aggregate fractions	2
Effects of long-term application of inorganic fertilizers and organic amendments on the turnover rates of fractionated soil organic carbon and their determining factors in paddy fields	2
The effect of slow adsorption of phosphate on its transport during the infiltration process in saturated agricultural soils	2
Enhancing soil quality in intensive rice cultivation through short-term growth of green manure and its incorporation combined with rice husk or its ash: a laboratory incubation study	2
Alleviating effect of calcium sulfate on aluminum stress through enhanced malate release with increased gene expression of malate transporter and sulfate transporter	2
Response of mycorrhizal symbiosis to phosphorus and its application for sustainable crop production and remediation of environment	2
Gas transport enhancement under windy condition in poorly tilled seedbed of clayey rotational paddy field	2
Shoot and root responses to low phosphorus and their genotypic variability in selected cultivars of Japanese core collections of maize and soybean	2
Nitrogen fertilizers and the future of sustainable agriculture: a deep dive into production, pollution, and mitigation measures	2
Long-term application of organic matter improves soil properties and plant growth-promoting bacteria in soil communities of oil palm plantation	2
Growth, yield, and biochemical traits of tomato plants under mycorrhizal inoculation and licorice root extract applications	2
Optimization of poultry litter as a fertilizer for cotton production in a marginal upland soil	2
Mechanisms of weed suppression by an autonomous weeding robot in organic rice paddy field	2
Influence of Azolla incorporation and/or dual cropping on CH ₄ and N ₂ O emission from a paddy field	2
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 1	2
Impact of effective soil depth on agronomic recommendations for sorghum and its economic viability in Africa	2
Suppressive and promotive effects of rice bran on germination of Monochoria vaginalis in organic rice ( Oryza sativa L.) production	2
Abstracts of Nippon Dojo-Hiryogaku Zasshi 93 - 3	2
Three years of biochar and straw application could reduce greenhouse gas and improve rice productivity	2
On-farm assessment of the phosphorus balance of paddy soil fertilized with cow dung compost in mixed crop–livestock systems and with rice straw in conventional practice in Yamagata, Japan	2
Effect of different light conditions on the growth response of sugar beet to NaCl	2
Transport of hydroxyapatite nanoparticles coated with polyacrylic acid under unsaturated water flow in soil columns	1
Isolation and molecular identification of arbuscular mycorrhizal fungi at two sites of perennial rice fields in Yunnan	1
Pool size of microbial biomass potassium in various farmland soils	1
Prediction of the soil properties of Malagasy rice soils based on the soil color and magnetic susceptibility	1
Effects of simultaneous Rubisco, glyceraldehyde-3-phosphate dehydrogenase, and triosephosphate isomerase overexpression on photosynthesis in rice	1
Mechanisms underlying abiotic immobilization of inorganic arsenic in flooded paddy soils: a review	1
Short-term response of soil greenhouse gas fluxes to alfalfa termination methods in a Mediterranean cropping system	1
Promotion of germination, rooting, and seedling emergence of rice ( Oryza sativa L.) by soaking seeds in converter slag suspension before sowing	1
Carbon and nitrogen dynamics as affected by land-use and management change from original rice paddies to orchard, wetland, parking area and uplands in a mountain village located in Shonai region, Nort	1
Abstracts of Nippon Dojo-Hiryogaku Zasshi 94 - 6	1
New estimation model for paddy soil temperature in early growth stage, and its application to estimate nitrogen mineralization of organic fertilizer	1
Enhancement of alkali- and oxidation-modified biochars derived from water hyacinth for ammonium adsorption capacity	1
Response of nitrification and nitrifying microorganisms to different nitrogen sources in the acid Ultisols of Jinyun Mountain	1
Factors controlling available soil nitrogen in Japanese paddy fields	1
Nutritional characterization on growth and ionome profiles in Japanese wasabi cultivars ( Eutrema japonicum ) under hydroponics	1
Preface to the Special Section “Research Frontiers on Organic Rice Farming from the Soil Science and Plant Nutrition Perspectives (SSPN-ORF)”	1
Acknowledgment to the Reviewers	1
Introduction of a consecutive first-order reaction model for soil nitrogen mineralization and derivation of parameters based on chemical analysis values	1
Weed control by application of fresh organic materials to paddy soil in organic rice production	1
Purslane (Portulaca oleracea L.) salt tolerance assessment	1
Separation and spectroscopic characterization of soil fulvic acid constituents by hydrophilic interaction chromatography and reversed-phase high-performance liquid chromatography with π–π interactions	1
Changes in fractionated rhizosphere soil phosphorus in acidic tea fields	1
Isolation and characterization of Bradyrhizobium elkanii as a root nodule symbiont of red sword bean Canavalia gladiata var. <	1
Multiple inter-tillage weeding effect on methane and nitrous oxide emissions pathways from rice paddy fields in Hokkaido, Japan	1
Sustainable soil and organic matter managements for reducing straw burning, greenhouse gas production and emission, and their influencing factors in Northwest India	1
Higher rice yield and lower greenhouse gas emissions with cattle manure amendment is achieved by alternate wetting and drying	1
Nutrient balance and nutrient use efficiency in Japan	1
Successive incorporation of Azolla ( A. filiculoides Lam.) as green manure increases rice yield in lowland paddy soil	1
Weather stress events during growing seasons associated with large losses in final soybean yields and changes in soil carbon content and nitrogen fertility under a warming climate: a review and synthe	1
Arsenic and cadmium concentrations in brown rice can be controlled by understanding the impacts of weekly water contributions before and after heading	1
Effects of bio-based compound amendments on Na ⁺ , Ca ²⁺ , Mg ²⁺ , and K ⁺	1
Effect of stand age on the temporal dynamics of soil active carbon and nitrogen in Chinese cypress artificial forests	1
Effects of controlled release N fertilizers and reduced application rate on nitrous oxide emissions from soybean fields converted from rice paddies	1
Grass sward cover improves soil organic carbon and nitrogen in a vineyard	1
Responses of rubber tree seedlings (Hevea brasiliensis) to phosphorus deficient soils	1