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<div><strong>Pendidikan</strong></div>
<div>S1: Program Studi Ilmu Tanah. Fakultas Pertanian, Universitas Gadjah Mada, Yogyakarta, 1987,</div>
<div>S2: Program Studi Agronomi. Fakultas Pertanian, Universitas Gadjah Mada, Yogyakarta, 1993,</div>
<div>S3: Bidang Agronomi dan Spesialisasi Pemodelan Tanaman. Fakultas Pertanian, Institut Pertanian Bogor, 1998.</div>
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<div><strong>Bidang Keahlian</strong></div>
<div>Budidaya Tanaman</div>
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<div><strong>Jabatan Fungsional</strong></div>
<div>Peneliti Madya</div>
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<div><strong>Jabatan Struktural</strong></div>
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<div><strong>E</strong><strong>&ndash;</strong><strong>mail</strong></div>
<div><a href="mailto:iy.harahap@iopri.org">iy.harahap@iopri.org</a></div>
<div><a href="mailto:Iyh_020464@yahoo.co.id">Iyh_020464@yahoo.co.id</a></div>
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<div><strong>Publikasi</strong></div>
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<li>The dynamical water table depth in oil palm plantation and its region.Harahap, I.Y., Taufiq C. Hidayat, Edwin S. Lubis, Y. Pangaribuan, &amp; Edy S. Sutarta.&nbsp;<em>Proceedings International Oil Palm Conference</em>. 1-3 Juni 2010. Yogyakarta. Indonesia.</li>
<li>Effect of Thinning Out in High Population to Increase Early Productivity Some of Oil Palm Varieties. Harahap, I.Y., E. Listia, Y. Pangaribuan, &amp; T. C. Hidayat.&nbsp;<em>Proceedings PIPOC International Palm Oil Congress</em>: Palm Oil : Kuala Lumpur 2009.</li>
<li>Efficiency of Agriculture Practice to Increase Benefit in Oil Palm Plantation<strong>.</strong>Harahap, I.Y., E. Listia, Y. Pangaribuan, and T. C. Hidayat.&nbsp;<em>Proceedings PIPOC International Palm Oil Congress</em>: Palm Oil : Empowering Change. Kuala Lumpur 26 &ndash; 30 Agustus 2007 Agiculture, Biotechnology &amp; Sustaianabilty conference, P : 571 &ndash; 580.</li>
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