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
![](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary-alt:20160920215737-34027-mediumThumb-S0021859615000684_tab5.jpg?pub-status=live)
* 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.