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Showing posts from October, 2013

Soil Fertility Considerations and Fallow Syndrome

By Daniel Kaiser, Extension Nutrient Management Specialist
The increased number of corn acres managed with prevented planting in 2013 has resulted in numerous questions about management in 2014. One major question that arises is the effect of fallow syndrome.  Fallow syndrome is a result of reduced colonization of plant roots by vesicular arbuscular mycorrhizae (abbreviated VAM).  Since VAM are important in the uptake of elements such as phosphorus and zinc, questions arise as to proper management for the following years crops.  However, fallow syndrome does not affect all crops nor will it likely be an issue for all prevented planting acres