2009-07-072009-07-0720032007https://hdl.handle.net/10365/5440SF-882 (Revised); The following soil test recommendation tables are based mainly on field research data obtained in North Dakota, South Dakota, western Minnesota and the Canadian prairie provinces. In the case of some crops, data in the literature were also used to supplement data available from this area. These tables were developed in cooperation with South Dakota State University and the University of Minnesota under the Tri-State Recommendation ProgramNDSUFertilizers.SF-882 rev