Soil Health Research - Organic Production

• Soil Biology
• Soil Chemistry
• Soil Physical Properties
• Overall Soil Health

• NEW!! Can Arbuscular Mycorrhizal Fungi Reduce the Growth of Agricultural Weeds?
• NEW!! The impact of biological pesticides on arbuscular mycorrhizal fungi
• NEW!! Below- and aboveground abundance and distribution of fungal entomopathogens in experimental conventional and organic cropping systems
• NEW!! Compost, rapeseed rotation, and biocontrol agents significantly impact soil microbial communities in organic and conventional potato production systems
• NEW!! Long-term organic farming fosters below and aboveground biota: Implications for soil quality, biological control and productivity

• Altered food web structure and C-flux pathways associated with mineralisation of organic amendments to agricultural soil
• Application for rhizobacteria in transplant production and yield enhancement
• Arbuscular mycorrhizae in a long-term field trial comparing low-input and high-input farming systems in a crop rotation
• Arbuscular mycorrhizal fungi and organic farming
• Arbuscular mycorrhizal fungi in field crop production: Potential and new direction
• Arbuscular Mycorrhizal (AM) and Non-AM Endophytic Fungal Proliferation in Prairie Wheat Fields is Related to Soil Properties, Management, and Plant Nutrient Update
• Changes in earthworm populations during conversion from conventional to organic farming

• Chemical properties, microbial biomass, and activity differ between soils of organic and conventional horticultural systems under greenhouse and open field management: a case study
• Choice of organic amendments in tomato transplants has lasting effects on bacterial rhizosphere communities and crop performance in the field
• Comparing nematode and earthworm communities under combinations of conventional and conservation vegetable production practices
• Contribution of arbuscular mycorrhiza to soil quality in contrasting cropping systems
• Contribution of arbuscular mycorrhizal fungi to utilization of organic sources of phosphorus by red clover in a calcareous soil
• Diversity and Activity of Free-Living Nitrogen-Fixing Bacteria and Total Bacteria in Organic and Conventionally Managed Soils
• Diversity of rhizobia in soybean [Glycine max (Vinton)] nodules varies under organic and conventional management
• Does soil biota benefit from organic farming in complex vs. simple landscapes?

• Earthworm abundance and species composition in organic forage production systems of northern Colorado receiving different soil amendments
• Earthworm effects on plant growth do not necessarily decrease with soil fertility
• Earthworms change the distribution and availability of phosphorous in organic substrates
• Earthworm populations under different tillage systems in organic farming
• Effect of biochar amendment on soil carbon balance and soil microbial activity
• Effect of plant growth promoting rhizobacteria on young apple tree growth and fruit yield under orchard conditions
• Effects of band-steaming on microbial activity and abundance in organic farming soil
• Effects of fertilizer and spatial heterogeneity in soil pH on microbial biomass indices in a long-term field trial of organic agriculture

• Effects of 4 tillage systems on soil structure and soil microbial biomass in organic farming
• Effects of organic amendment and tillage on soil microorganisms and microfauna
• Effect of Organic Fertilizers on Regeneration of Biodiversity After Soil Steaming in Organic Glasshouses
• Effects of plant growth promoting rhizobacteria (PGPR) on yield, growth and nutrient contents in organically growing raspberry
• Factors affecting soil microbial community structure in tomato cropping systems
• Hog manure lethal to nematodes - Add manure to areas with acidic soil and it can improve nematode control in potato fields
• Impacts of earthworms on soil nutrients and plant growth in soybean and maize agroecosystems
• The impact of farming practice on soil microorganisms and arbuscular mycorrhizal fungi: Crop type versus long-term mineral and organic fertilization

• Impact of long-term conventional and organic farming on the diversity of arbuscular mycorrhizal fungi
• Influence of agricultural soils on the growth and reproduction of the bio-indicator Folsomia candida
• The influence of a long-term black medic cover crop on arbuscular mycorrhizal fungal colonization and nutrient uptake in flax under zero-tillage management
• Isolation, selection and characterization of beneficial rhizobacteria from pea, lentil and chickpea grown in western Canada
• Landscape and management effects on structure and function of soil arthropod communities in winter wheat
• Long-term effects of organic farming on fungal and bacterial residues in relation to microbial energy metabolism
• Managing arbuscular mycorrhizal fungi in cropping systems
• Microbial biomass content and enzymatic activities after application of organic amendments to a horticultural soil

• Microbial community composition and carbon cycling within soil microenvironments of conventional, low-input, and organic cropping systems
• Manipulation of rhizosphere bacterial communities to induce suppressive soils
• Molecular diversity of arbuscular mycorrhizal fungi in onion roots from organic and conventional farming systems in the Netherlands
• Molecular diversity of the Metarhizium anisopliae lineage in an agricultural field
• Mortality of Pratylenchus penetrans by Volatile Fatty Acids from Liquid Hog Manure
• Multifaceted beneficial effects of rhizosphere microorganisms on plant health and productivity
• Nutrient use efficiency and arbuscular mycorrhizal root colonisation of winter wheat cultivars in different farming systems of the DOK long-term trial
• Organic Maize Growth and Mycorrhizal Root Colonization Response to Tillage and Organic Fertilization

• Organic management of tilled agricultural soils results in a rapid increase in colonisation potential and spore populations of arbuscular mycorrhizal fungi
• Plant Pathogens in the Soil as Indicators of Agroecosystem Health
• Positive effects of organic farming on below-ground mutualists: large-scale comparison of mycorrhizal fungal communities in agricultural soils
• Premier Tech Biotechnologies Validation Field Testing
• Researchers show soil microbes increase in organic fields
• Seasonal and long-term resource-related variations in soil microbial communities in wheat-based rotations of the Canadian prairie
• Soil fauna in sheep-grazed hill pastures under organic and conventional livestock management and in an adjacent ungrazed pasture

• Soil Microbial Activity in Conventional and Organic Agricultural Systems
• Soil microbial biomass and activity in organic tomato farming systems: Effects of organic inputs and straw mulching
• The soil microbial community and grain micronutrient concentration of historical and modern hard red spring wheat cultivars grown organically and conventionally in the black soil zone of the Canadian Prairies
• Soil Microbial Community Structure and Organic Matter Transformation
• Soil microbial diversity and soil functioning affect competition among grasses
• Soil type and properties influence the abundance of fungal root endophytes and wheat productivity in the Canadian Prairie
• Soil type, management history, and soil amendments influence the development of soil-borne and air-borne diseases

• Spatial scaling of arbuscular mycorrhizal fungal diversity is affected by farming practice
• Spring wheat genotypes differentially alter soil microbial communities and wheat breadmaking quality in organic and conventional systems
• Surface application of mulches and biosolids affect orchard soil properties after 7 years
• Thirty-seven years of soil nitrogen and phosphorus fertility management shapes the structure and function of the soil microbial community
• Trophic structure and major trophic links in conventional versus organic farming systems as indicated by carbon stable isotope ratios of fatty acids
• Weed Seed Persistence and Microbial Abundance in Long-Term Organic and Conventional Cropping Systems

Soil Chemistry

• NEW!! Carbon pools and soil biochemical properties in manure-based organic farming systems of semi-arid New Mexico
• High root biomass for cereal crops increases carbon sequestration in organic arable systems
• Chemical properties, microbial biomass, and activity differ between soils of organic and conventional horticultural systems under greenhouse and open field management: a case study
• Effects of input level and crop diversity on soil nitrate-N, extractable P, aggregation, organic C and N, and nutrient balance in the Canadian Prairie
• Impact of reduced tillage on soil organic carbon and nutrient budgets under organic farming
• Influence of grazingland management on soil carbon
• Quality of soil organic matter and C storage as influenced by cropping systems in northwestern Alberta, Canada
• Soil carbon sequestration in Switzerland - the DOK trial
• Soil organic matter pools and crop yields as affected by the rate of farmyard manure and use of biodynamic preparations in a sandy soil
• Tracing Root vs. Residue Carbon into Soils from Conventional and Alternative Cropping Systems

Soil Physical Properties

• NEW!! Effects of 4 tillage systems on soil structure and soil microbial biomass in organic farming
• Effects of organic management on water-extractable organic matter and C mineralization in European arable soils
• Influence of Cropping Systems on Soil Aggregate and Weed Seedbank Dynamics During the Organic Transition Period
• Influence of Organic Farming on Quality of Soil Organic Matter
• Influence of soil organic matter decomposition on arbuscular mycorrhizal fungi in terms of asymbiotic hyphal growth and root colonization
• Perennials in rotation reduce erosion
• Potential long-term benefits of no-tillage and organic cropping systems for grain production and soil improvement
• Root size fractions of ryegrass and clover contribute differently to C and N inclusion in SOM

• Soil organic carbon fractions after 16-years of applications of fertilizers and organic manure
• Soil Physical Properties and Organic Matter Fractions Under Forages Receiving Composts, Manure or Fertilizer (NS,ON)
• Total and Labile Soil Organic Matter in Organic and Conventional Farming Systems

Overall Soil Health

• NEW!! Soil properties under different orchard floor management systems for organic apple production
• Assessment of changes in soil health throughout organic potato rotation sequences
• Brief Overview of Similkameen Valley Soil Health Assessment
• A Comparison of Soil Properties Under Organic and Conventional Farming
• A comparison of soil and water properties in organic and conventional farming systems in England
• Effects of conventional and organic nitrogen fertilizers on soil microbial activity, mycorrhizal colonization, leaf antioxidant content, and Fusarium wilt in highbush blueberry
• Effects of organic transition strategies for peri-urban vegetable production on soil properties, nematode community, and tomato yield

• Fruit and Soil Quality of Organic and Conventional Strawberry Agroecosystems
• Impact of soil health management practices on soilborne pathogens, nematodes and root diseases of vegetable crops
• Influence of organic amendments on soil quality potential indicators in an urban horticultural system
• Long-term effects of organic amendments on soil fertility. A review
• Management Effects on Soil Quality in Organic Vegetable Systems in Western Washington
• Managing Annual Green Manures to Improve Yield and Soil Health in Organic Production Systems
• Organic and conventional field crop soil and land management practices in Canada

• Organic Farming for Health and Prosperity
• Organic viticulture and soil quality: A long-term study in Southern France
• Productivity, Soil Quality Changes and Nitrogen Losses Under Extended Organic Vegetable Rotations
• The Rodale Farming Systems Trial: Celebrating 30 Years
• Soil Health: A Comparison Between Organically and Conventionally Managed Arable Soils in the Netherlands
• Soil health assessment in organic farming systems
• Soil Microbial Community Structure and Organic Matter Transformation Processes in Organic and Integrated Farming Systems
• Soil properties change during the transition to integrated and organic apple production in a New York orchard
• Soil properties, crop production and greenhouse gas emissions from organic and inorganic fertilizer-based arable cropping systems
• Soil Properties of an Irrigated Rotation Study with Sustainable and Conventional Management Practices

• The study of secondary successional patterns in soil using network analysis: The case of conversion from conventional to organic farming
• Studies on Soil Sustainability: The Effect of Forages and Livestock in Organic Agricultural Systems
• USDA-ARS farming systems project: evaluating the sustainability of organic and conventional cropping systems in the mid-Atlantic
• Yields increase, soil resilience soars; research proves organic promise

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