The Safe Seedrow Fertilizer Calculator is an Excel spreadsheet that helps assess the impact of seedrow fertilizer on plant stands. The calculator considers soil texture, soil moisture, row spacing and seedrow spread to come up with a guideline for fertilizer rates.
The Calculator is based on research conducted by Westco Fertilizers, and developed by Rigas Karamanos.
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*Karamanos et. al. 2004. Can. J. Plant Sci. 84: 105-116.