Concepedia

Accumulation of phosphorus fractions in typic Hapludalf soil after long-term application of pig slurry and deep pig litter in a no-tillage system

Renato Guardini, Jucinei José Comin, Djalma Eugênio Schmitt, Tales Tiecher, Marcos Antônio Bender, Danilo Rheinheimer dos Santos, Célito Pescador Mezzari, Bruno Salvador Oliveira, Luciano Colpo Gatiboni, Gustavo Brunetto

Nutrient Cycling in Agroecosystems · 2012 · 91 citations · 38 references

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References

38

AN EXAMINATION OF THE DEGTJAREFF METHOD FOR DETERMINING SOIL ORGANIC MATTER, AND A PROPOSED MODIFICATION OF THE CHROMIC ACID TITRATION METHOD

Allan Walkley, I. ARMSTRONG BLACK · Soil Science · 1934 · 21.7K citations · Full text

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A modified single solution method for the determination of phosphate in natural waters

J.E. Murphy, J.P. Riley · Analytica Chimica Acta · 1962 · 21.1K citations

, , +7

Soil taxonomy—a basic system of soil classification for making and interpreting soil surveys

Freddy Nachtergaele · Geoderma · 2001 · 5.5K citations

, , +17

Changes in Inorganic and Organic Soil Phosphorus Fractions Induced by Cultivation Practices and by Laboratory Incubations

M. J. Hedley, John Stewart, Bhagirath Singh Chauhan · Soil Science Society of America Journal · 1982 · 3K citations

, , +17

Managing Agricultural Phosphorus for Protection of Surface Waters: Issues and Options

Andrew N. Sharpley, Steven C. Chapra, Richard E. Wedepohl et al. · Journal of Environmental Quality · 1994 · 1.4K citations

, , +17