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Illinois Fertilizer Conference Proceedings
January 26-28, 2006

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Table 5. Effect of zinc fertilizers on soil test zinc
levels five months following application to the soil at
four locations in 2004
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  ------DTPA Extractable Zinc (lb Zn/ac)------
Zinc Fertilizer
MW–2
TW–3
MW–4
DP
0-Zn
2.17 b
1.85 cd
1.97 c
1.10 d
2.5#Zn, ZnSO4
2.68 ab
2.45 bc
2.35 bc
2.10 bc
5.0#Zn, ZnSO4
2.78 ab
2.87 ab
3.72 a
3.47 a
0-Zn + Pel Lime
2.07 b
1.78 d
1.93 c
1.18 cd
2.5#Zn, MicroPel
2.7 8ab
3.20 a
2.17 bc
1.98 bcd
5.0#Zn, MicroPel
2.95 a
3.07 a
2.75 b
2.73 ab

Means with letters in common are not significantly different at the 5 percent level of probability.

 

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