Browsing by Author Ritonga, Gempar
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| Issue Date | Title | Author(s) | ???itemlist.dc.contributor.advisor??? |
|---|---|---|---|
| 2004 | Pemanfaatan Abu Janjang Kelapa Sawit dan Konsentrasi Giberelin Terhadap Pertumbuhan Bibit Kakao (Theobrama cacao L) | Ritonga, Gempar | - |