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Research Article
Vol. 26, Issue 2
Responses of Maize Growth and Grain Yield to Different Sources and Time of Application of Nitrogen Fertilizer
Soil fertility decline has been identified as one of the major biophysical constraints affecting agriculture in the sub Saharan Africa, including Nigeria. Even though, the use of chemical fertilizer is the most convenient way of improving soil fertility, the high cost and poor distribution of chemical fertilizer have made the commodity inaccessible...