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Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Adrinal, Adrinal Absen Fisika Tanah S2. Universitas Andalas. (Unpublished)
NASUTION, Yusriani and Rasyidin, Azwar and YULNAFATMAWITA, YULNAFATMAWITA and Saidi, Amrizal Evaluation of Salacca sumatrana as soil conservation crop in South Tapanuli, North Sumatra, Indonesia. BIODIVERSITAS.
Juniarti, Juniarti and Sari, Dyah Puspita and Rasyidin, Azwar and Saidi, Amrizal KAJIAN KLASIFIKASI TANAH DI NAGARI SUNGAI KAMUYANG KECAMATAN LUAK KABUPATEN LIMA PULUH KOTA. Project Report. Indonesia, Sumatera Barat.
Sari, Dyah Pusputa and Rasyidin, Azwar and Saidi, Amrizal and Juniarti, Juniarti KAJIAN KLASIFIKASI TANAH DI NAGARI SUNGAI KAMUYANG KECAMATAN LUAK KABUPATEN LIMAPULUH KOTA. Jurnal Tanah dan Sumberdaya Lahan.
Maira, Lusi and Saidi, Amrizal Laporan Penelitian 2018. Agriculture of Andalas University. (Unpublished)
Muhsanati, Muhsanati and Yulnafatmawita, Yulnafatmawita and Rusman, Bujang and Arisal, Aprisal and Rasyidin, Azwar and Prasetyo, Teguh Budi and Saidi, Amrizal and Syarif, Auzar and Hayati, PK Dewi and Dwipa, Indra and Syarif, Zulfadli and Ramadhan, Nugraha and Yanti, Yulmira and Husin, Eti Farda and Yaherwandi, Yaherwandi and Mayerni, Reni and Warnita, Warnita and Syahni, Rahmat and Khairati, Rusda and Noer, Melinda and Analia, Devi PERSPEKTIF PERTANIAN TROPIKA BASAH: POTENSI DAN TANTANGANNYA DALAM RANGKA PERTANIAN BERKELANJUTAN. PENERBITERKA.
Edwin, Edwin and Saidi, Amrizal and Aprisal, Aprisal and Yulnafatmawita, Yulnafatmawita and Ridwansyah, Iwan Prediction of Surface Runoff and Erosion by Hydrological SWAT Model in Sumpur Watershed, West Sumatra. IOP Conference Series: Earth and Environmental Science. ISSN 347 (2019) 012112
Edwin, Edwin and Saidi, Amrizal and Aprisal, Aprisal and Yulnafatmawita, Yulnafatmawita and Carolita, Ita Spatial and Temporal Analysis of Land Use Change for 11 years (2004-2014) in Sub-Watershed Sumpur Singkarak. International Journal of Advance Sciences Engineering and Information Technology (IJASEIT).
