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International Journal of Agronomy
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International Journal of Agronomy
/
2012
/
Article
/
Tab 1
/
Research Article
Influence of Corn (
Zea mays
L.) Cultivar Development on Grain Nutrient Concentration
Table 1
Study site soil chemical characteristics (0–10 cm layer) at Rolandia County, Parana State, Brazil.
pH
O.M.
P
Ca
Mg
K
H + Al
Mn
Fe
Cu
Zn
CaCl
2
g kg
−1
mg kg
−1
g/kg
cmol
c
kg
−1
mg kg
−1
Year 1
6.0
28.4
24.5
0.21
0.04
0.04
3.2
268
86
33
13
Year 2
5.9
29.1
40.3
0.13
0.03
0.03
3.1
308
67
24
12