Chromium, Nickel and Zinc Levels from Canned and Non-Canned Beverages in Zaria, Kaduna state, Nigeria von Garba, ZN, Ugbaje, C, Abdullahi, AK, Garba, NN

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Patterns of Urban Sprawl and Agricultural Land Loss in Sub-Saharan Africa: The Cases of the Ugandan Cities of Kampala and Mbarara von Muchelo, Ronald O., Bishop, Thomas F. A., Ugbaje, Sabastine U., Akpa, Stephen I. C.

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Applications and challenges of digital soil mapping in Africa von Nenkam, Andree M., Wadoux, Alexandre M.J-C., Minasny, Budiman, Silatsa, Francis B.T., Yemefack, Martin, Ugbaje, Sabastine Ugbemuna, Akpa, Stephen, Zijl, George Van, Bouasria, Abdelkrim, Bouslihim, Yassine, Chabala, Lydia Mumbi, Ali, Ashenafi, McBratney, Alex B.

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Enhancing pedotransfer functions with environmental data for estimating bulk density and effective cation exchange capacity in a data-sparse situation von Akpa, S. I. C., Ugbaje, S. U., Bishop, T. F. A., Odeh, I. O. A.

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