Browsing UT - Soil Science and Land Resources by Author "Irvaanulhakim, R."
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Pengaruh pemberian kompos tanaman penutup tanah (Pueraria javanica) dan fosfat alam terhadap frakksi P tanah pada Latosol Drama, Bogor
Irvaanulhakim, R. (2006)The problem of phosphorus (P) in acid soils is low in fertilizer efficiency. This is due to when P fertilizer was added in the soil easily reacts with ions and/or oxida and/or hidroxida of aluminum and iron to form insoluble ...