32.page04 - Phosphorus in Soils Total content Total x...

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Unformatted text preview: Phosphorus in Soils Total content Total x Surface soil: P < N or K Total P content† content† Geographical area % lb/A-6” lb/ANorth central U.S. 0.3 6000 Southeastern U.S. 0.05 1000 Tropics 0.02 400 †Values are for native P only. x Buildup due to: - Long-term fertilizer use Long- Manure ...
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This note was uploaded on 07/23/2011 for the course NRES 201 taught by Professor Olson,k during the Spring '08 term at University of Illinois, Urbana Champaign.

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