Soil Fertility Research - Phosphorus Topics

• NEW!! Losses of nitrogen and phosphorus via the drainage system from organic crop rotations with and without livestock on a clay soil in southwest Sweden
• Available nitrogen and phosphorus in soil amended with fresh or composted cattle manure containing straw or wood-chip bedding
• Biological Contributions to Plant Phosphorus Uptake in Organic and Conventional Dairy Farm Soils
• Can Plants Access P Pools not Accounted for in Traditional Soil Tests? A Study of Organically Managed Soils Across Saskatchewan
• Concentrations of soil P after long-term organic dairy production
• Crop response to current and previous season applications of phosphorus as affected by crop sequence and tillage
• Earthworms change the distribution and availability of phosphorous in organic substrates
• Fate of manure phosphorus in a weathered sandy clay loam soil amended with three animal manures

 

• Green manure and phosphate rock effects on phosphorus availability in a northern Great Plains dryland organic cropping system
• High yielding organic crop management decreases plant-available but not recalcitrant soil phosphorus
• Identifying and controlling critical sources of farm phosphorus imbalances for Vermont dairy farms
• Improving green manure quality with phosphate rocks in Ontario Canada
• Increasing availability of P from rock phosphate with Penicillium bilaii
• Mycorrhizal colonization, P uptake and yield of older and modern wheats under organic management
• P and K fertilization in organic farming reduces N2 fixation and grain yield in a red cover-oat rotation
• Phosphorus Fertility Management on Prairie Organic Farms
• Phosphorus Source and Band Application on Spatial Distribution and Chemical Speciation of Soil
• Phosphorus Sources and Management in Organic Production Systems

 

• Phosphorus status on Canadian organic farms
• Plant- and microbial- based mechanisms to improve the agronomic effectiveness of phosphate rock: a review
• Phosphorus Deficiencies on Canadian Farms (PDF)
• Residues from a buckwheat green manure crop grown with phosphate rock influence bioavailability of soil phosphorus
• Thirty-seven years of soil nitrogen and phosphorus fertility management shapes the structure and function of the soil microbial community
• Wheat yields will be slashed as phosphate runs out, warns scientist

 

 

 

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