About NOZOE TAKUHITO
About 農研機構 北海道農業研究セ
About 作物生産と土づくり
About Pontederiaceae
About rice bran
About herbicidal action
About weed control
About growth promotion
About weed
About growth inhibition
About paddy soil
About reduction environment
About humus
About food processing by-product
About Monochoria vaginalis
About paddy field weed
About paddy soil
About promoting germination
About sprout inhibition
About Plant damage caused by weeds
About Chemical pest control
About 米ぬか
About 除草
About コナギ