Michigan State University Extension
Soils & Soil Management - Fertilizer - 06109706
07/10/97
Secondary Nutrient Recommendations
Potato Fertilizer Recommendations
Extension Bulletin E-2220, April 1990
Maurice L. Vitosh
Extension Soil Specialist
Department of Crop and Soil Sciences
Calcium (Ca), magnesium (Mg) and sulfur (S) are
secondary nutrients essential for plant growth. They
are required in smaller amounts than the major
nutrients N, P and K but in larger amounts than
micronutrients.
This information is for educational purposes only. References
to commercial products or trade names does not imply
endorsement by MSU Extension or bias against those not
mentioned. This information becomes public property upon
publication and may be printed verbatim with credit to MSU
Extension. Reprinting cannot be used to endorse or advertise
a commercial product or company.
This file was generated from data base F1 on 02/27/98.
Data base F1 was last revised on 07/10/97.
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