O. Uchikawa

Influence of precipitations and sunshine hours on yield of paddy field grown wheat (Triticum aestivum L.) in Northern Kyushu, Japan

H. Matsunaka, Kazuhiro Nakamura, Z. Nishio, 2019, Plant Production Science.

Effects of planting pattern on growth, yield and nitrogen fixation activity of soybean cropped with late planting and non-intertillage cultivation method in Northern Kyusyu.

Y. Matsue, O. Uchikawa, Kohei Tanaka, 2009 .

Effects of the nitrogen nutrient condition and nitrogen application on kernel quality of rice.

O. Uchikawa, Kohei Tanaka, M. Araki, 2010 .

Statistical Analysis of Soybean Yield and Meteorological Conditions in the Northern Kyushu(Modelling, Information Technology and Environment)

Y. Fukushima, O. Uchikawa, Yuji Mastue, 2003 .

Search for genetic resources of soybean with propensity for green stem disorder insensitivity and evaluation by pod removal at seed filling stage in Northern Kyushu area

O. Uchikawa, Daisuke Ogata, Ryohei Okuno, 2021, Ikushugaku kenkyuu - Breeding Research.