Department of Agronomy
Iowa State University
Ames, Iowa 50011
Phone (515) 294-6200
Fax (515) 294-2458
E-mail apmallar@iastate.edu
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Environmental P Issues/ Manure P Management: |
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Fertilizer Placement for No-Till and Ridge-Till Systems |
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Liquid Starter and Foliar Fertilization: |
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Precision Agriculture/Soil Sampling/Variable-Rate Fertilization: |
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Soil Test Interpretations and Fertilizer Recommendations: |
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