Effect of Combining Rubber Effluent with Single Super Phosphate (ssp) on Some Soil Chemical Properties and Early Growth of Maize (Zea mays. L)

Robert Ehi Orhue, Frank Ogbonnaya Uzu and Ulamen Agbonsalo Osaigbovo

Journal of Agronomy 6 ( 2 ): 250 - 261 , 2007