The 3-year study compared conventional till broadcast, no-till broadcast and strip-till banded systems, and different application rates of MAP and potash with each system.

Determining the amount of supplemental nitrogen, if any, that is needed after saturated soil conditions is a difficult question to answer. Soil conditions such as texture, temperature, and length of saturation plus nitrogen application factors timing, placement, source, inhibitors used along with the growth stage of corn which impacts the amount of N already taken up, affect the decision to apply additional N.

Belle Plaine, Kan., no-tiller Ron Neises discusses the fertilizer spreader he built using an old spreader box off an Ag Chem unit, a truck axle, combine tires and other equipment and technology as he uses the machine to spread urea, lime, potash, mono-ammonium phosphate and di-ammonium phosphate.