Professor of the Faculty of Mathematics and Natural Sciences (FMIPA) of Bogor Agricultural University (IPB), Prof. Dr. Dede Setiadi, studied the model of plant architecture to calculate the rate of soil erosion during the rainy season. “If we can calculate the rate of soil erosion, then we can prevent the occurrence of landslide,” stated Prof. Dede during the Press Conference of PreScientific Oration at IPB Baranangsiang Campus, (19/7).