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Items where Author is "Ahmed Osumanu Haruna."
Group by: Item Type | No Grouping Number of items: 1. Ahmed Osumanu Haruna. Humic substances and urea : use in agriculture / Ahmed Osumanu Haruna. Serdang, Selangor : Universiti Putra Malaysia Press, 2014.. ISBN 9789673444069 (pbk) |
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