It has come to our attention that Table 5 of the above paper contained errors. The correct version of the Table is shown below.
Table 5. Adjusted means, mean grouping by letters (±s.e.m.) for the five fertilizer treatments for yield and crude protein for analyses across years and per year
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* Means within a column and trait showing a common letter are not significantly different according to a Tukey test. No significant differences were found for yield.