Browsing by Author SMYTH, T.
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| Issue Date | Title | Author(s) |
|---|---|---|
| 1990 | Critical phosphorus levels for corn and cowpea in a Brazilian Amazon Oxisol. | SMYTH, T.![]() ; CRAVO, M. da S.![]() ![]() |
| Issue Date | Title | Author(s) |
|---|---|---|
| 1990 | Critical phosphorus levels for corn and cowpea in a Brazilian Amazon Oxisol. | SMYTH, T.![]() ; CRAVO, M. da S.![]() ![]() |