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Univ. Pembangunan Nasional "Veteran" Yogyakarta
Indonesia

Lecturer at Soil Science Department

Fac. of Agriculture, UPN "Veteran" Yogyakarta

Muhjidin Mawardi
Dept. of Agricultural and Biosystem Engineering, UGM, Yogyakarta, Indonesia
Indonesia

Lilik Sutiarso
Dept. of Agricultural and Biosystem Engineering, UGM, Yogyakarta, Indonesia
Indonesia

Sakae Shibusawa
Dept. of Environmental and Agricultural Engineering, Tokyo University of Agriculture and Technology, Tokyo, Japan
Japan

Hendrik Segah
Dept. of Forestry, Faculty of Agriculture, UPR, Palangka Raya
Indonesia

Masakazu Kodaira
Dept. of Environmental and Agricultural Engineering, TUAT, Tokyo, Japan
Japan