Sriyani, Nanik and Dad, R.J. Sembodo and Hidayat, Pujisiswanto and Susanto, Herry and Lubis, Agus Tagor and Mawardi, Darmaisam and Adachi, Tadashi and Oki, Y (2013) Upland Weed Flora of Southern Sumatra. GLOBAL MADANI PRESS, BANDARLAMPUNG. ISBN 978-602-19849-3-2

Watanabe, A and Takada, H and Sarno, - and Afandi, . and Adachi, T and Oki, Y and Senge, M (2007) Assessment of degradation and generation of humus in a coffee soil affected by weed cover by means of a stable carbon isotopic ratio. European Journal of Soil Science, 58 (5). pp. 1042-1049. ISSN 1365-2389

Afandi, . and Manik, Tumiar Katarina and Rosadi, Bustomi and Utomo, Muhajir and Senge, Masateru and Adachi, Tadashi and Oki, Y (2003) An Evaluation of Coffe Crop Factor under Different Weed Managements Using USLE Method in Hilly Huimid Tropical Area of Lampung, South Sumatra, Indonesia. Journal of the Japanese Society of Soil Physics (93). pp. 21-33. ISSN 0387-6012

Afandi, . and Manik, Tumiar Katarina and Rosadi, Bustomi and Utomo, Muhajir and Senge, Masateru and Adachi, Tadashi and Oki, Y (2003) Soil Physical Properties under Co#ee Trees with Di#erent Weed Managements in a Hilly Humid Tropical Area of Lampung, South Sumatra, Indonesia. J. Jpn. Soc. Soil Phys, 92 (3). pp. 3-16.

Afandi, . and Manik, Tumiar Katarina and Rosadi, Bustomi and Utomo, Muhajir and Senge, Masateru and Adachi, Tadashi and Oki, Y (2003) Soil Physical Properties under Co#ee Trees with Di#erent Weed Managements in a Hilly Humid Tropical Area of Lampung, South Sumatra, Indonesia. Journal of the Japanese Society of Soil Physics (92). pp. 3-16. ISSN 0387-6012

Afandi, . and Manik, Tumiar Katarina and Rosadi, Bustomi and Utomo, Muhajir and Senge, Masateru and Adachi, Tadashi and Oki, Y (2002) Soil Erosion under Co#ee Trees with Different Weed Managements in Humid Tropical Hilly Area of Lampung, South Sumatra, Indonesia. Journal of the Japanese Society of Soil Physics (91). pp. 3-14. ISSN 0387-6012