Preferential flow pathways in paddy rice soils as hot spots for nutrient cycling - Fuhrmann, Irabella; Maarastawi, Sarah; Neumann, Janice; Amelung, Wulf; Frindte, Katharina; Knief, Claudia; Lehndorff, Eva; Wassmann, Reiner; Siemens, Jan (Geoderma, 2019)
Keywords: 13C labelled straw; 15N labelled urea; Amino sugars; biogeochemical cycles; calcium; conservation practices; corn; cover crops; crop rotation; Desiccation cracks; dyes; fertilizers; Flow paths; fungi; irrigation water; isotope labeling; long term experiments; magnesium; microbial activity; microbial biomass; mulching; nitrogen; nutrient availability; nutrients; organic carbon; paddies; Paddy - maize crop rotation; Philippines; plow pans; plows; potassium; preferential flow; research institutions; rice; rice soils; rice straw; soil depth; soil quality; soil sampling; solutes; sowing; stable isotopes; straw mulches; urea; Philippines; Paddy - maize crop rotation; Desiccation cracks; Flow paths; 13C labelled straw; 15N labelled urea; Amino sugars