Fertilizer equivalency of N, P and K and additional effects of farmyard manure in an Alfisol in Northern Guinea Savanna of Nigeria

A.A. Yusuf, B.H. Janssen, J.M. Jibrin, M. Yusuf, I.Y. Amapu

Research output: Contribution to journalArticleAcademicpeer-review

Original languageEnglish
Pages (from-to)124-132
JournalJournal of Tropical Biosciences
Issue number1
Publication statusPublished - 2005

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