[1]
Suwarto, S. 2018. Reduction of Urea Fertilizer Uses through Application of Livestock Manures in An Integrated Farming of Maize and Cattle. Journal of Tropical Crop Science. 5, 1 (Feb. 2018), 18–24. DOI:https://doi.org/10.29244/jtcs.5.1.18-24.