About OTANI RYUJI
About 農業技術研究機構 東北農研セ
About AMO KOICHI
About 農業技術研究機構 東北農研セ
About SHIBUYA YUKINORI
About 農業技術研究機構 東北農研セ
About NISHIWAKI KENTARO
About 農業技術研究機構 東北農研セ
About NAKAYAMA SOICHI
About 農業技術研究機構 東北農研セ
About SAKOTA TAKATOSHI
About 農業技術研究機構 東北農研セ
About SEKIYA HIROYUKI
About 農業技術研究機構 東北農研セ
About 農業機械学会年次大会講演要旨
About twist drill
About farm land
About cultivation by direct seeding
About technology development
About seeder
About oxygen aeration
About cost reduction
About rationalization
About Triticum aestivum
About cereal grain
About dry rice field
About oxygen supply
About Wheats and barleys
About Machines for field operations
About グレーン
About ドリル
About 乾田直播
About 開発
About 農家