Agronomy Journal Journal of Natural Resources and Life Sciences Education
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Characterization and Utilization of Nitrogen Contained in Sweet Corn Silage Waste

Vincent A. Fritza, Gyles W. Randallb and Carl J. Rosenc

a Univ. of Minnesota Southern Research and Outreach Center, 35838 120th Street, Waseca, MN 56093 and Dep. of Horticultural Science, Univ. of Minnesota, St. Paul, MN 55108
b Univ. of Minnesota Southern Research & Outreach Center, Waseca, MN
c Univ. of Minnesota, Dep. of Soil, Water, and Climate, St. Paul, MN 55108



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Fig. 1. Soil NO3–N in the 0- to 0.9-m profile as influenced by rate of sweet corn silage waste (SCSW) (0, 224, and 448 t ha-1) and fertilizer N (134 kg ha-1) in 1993. Vertical lines indicate the standard errors of the means

 


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Fig. 2. Soil NO3–N in the 0- to 0.9-m profile as influenced by rate of sweet corn silage waste (SCSW) (0, 224, and 448 t ha-1) and fertilizer N (166 kg ha-1) in 1994. Vertical lines indicate the standard errors of the means

 


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Fig. 3. Soil NO3–N in the 0- to 0.9-m profile as influenced by rate of sweet corn silage waste (SCSW) (0, 224, and 448 t ha-1) and fertilizer N (166 kg ha-1) in 1995. Vertical lines indicate the standard errors of the means

 


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Fig. 4. Impact of sweet corn silage waste (SCSW) rate on Bray P1 soil test P (STP)

 


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Fig. 5. Impact of sweet corn silage waste (SCSW) rate on soil test K (STK)

 


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Fig. 6. Using the fertilizer N curve to determine N availability from sweet corn silage waste (SCSW) in the following crop growing season (1995)

 





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The SCI Journals Crop Science Vadose Zone Journal
Journal of Natural Resources
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Soil Science Society of America Journal
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Environmental Quality
The Plant Genome
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