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Department of Agronomy

Fertilizer Recommendations

Soil Test-Based Fertilizer Recommendations

Winter Wheat N Rate Calculators & Instructions

Horticultural Crops

Additional Resources

Contact Us

Soil Testing Laboratory
Email the Lab

K-State Research and Extension
2308 Throckmorton PSC
1712 Claflin Road
Manhattan, KS 66506-5503

Ph: 785-532-7897
Fx: 785-532-7412