Current location: Agriculture > Soils > Soil Fertility and Fertilizers
21. Phosphorus fertilizers
Describes the effective use of this fertilizer. Soil availability, fertilizer characteristics and application.
http://www.ianr.unl.edu/pubs/Soil/g601.htm - 07-01-2003
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[detailed information]
Rating: [5.00] Votes: [1035]
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24. Soil Characterization
Simple step by step guide to soil sampling and analysis with explanatory images.
http://ltpwww.gsfc.nasa.gov/globe/pvg/chartoc.htm - 10-01-2002
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[detailed information]
Rating: [5.00] Votes: [1692]
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26. Understand your soil test: Sulfur
Background information on the role of sulphur in soil fertility, sulphur containing fertilizers and explanation of the results of a soil test.
http://www.ianr.unl.edu/pubs/Soil/g901.htm - 28-06-2003
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[detailed information]
Rating: [5.00] Votes: [1646]
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29. Fertilizer and Lime
An overview of various long-term and short-term P and K trials with corn and soybean.
http://www.agron.iastate.edu/soybean/L4fl.html - 21-10-2001
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[detailed information]
Rating: [4.00] Votes: [294]
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