About SUGIYAMA YOSHIMI
About 農水省 生産局
About 農業および園芸
About grazing
About lot(land)
About labor saving
About cost reduction
About management
About cattle
About レンタカウ
About abandoned cropland
About cost reduction
About farmland manegement
About Agricultural economy,agricultural management
About Livestocks rearing in general
About 作付
About 放牧
About 活用