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Goro KAWAMURA
Farm Mechanization Division, Tohoku National Agricultural Experiment Station
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Takeshi KUROSAWA
Farm Mechanization Division, Tohoku National Agricultural Experiment Station
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Zenichiro KONNO
Farm Mechanization Division, Tohoku National Agricultural Experiment Station
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Shogo HANASAKA
Farm Mechanization Division, Tohoku National Agricultural Experiment Station
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Masami HIMEDA
Crop Division, Hokuriku National Agricultural Experiment Station