Iwao Kitagawa

Feasibility for use of digested slurry by the pouring method in paddy fields of Southern Vietnam

Yoshito Yuyama, Masaru Yamaoka, Fumiko Oritate, 2016, Paddy and Water Environment.

Evaluation of Soil Physical Properties by Cylinder Intake Rate Method for Deciding the Productivity of the Soybean in Fields Converted from Paddy Fields

Yasutaka Tsukamoto, Iwao Kitagawa, Harunobu Takeuchi, 2008 .