About MIYATAKE KYOICHI
About 農研機構
About 関東東海北陸農業経営研究
About Glycine max
About agricultural management
About crop yield
About science and technology
About cropping system
About seeding
About irrigation
About soil management
About weeder
About herbicide
About pesticide application
About insect pest control
About organic farming
About environmental conservation
About cultivation with reduced pesticide usage
About 単収
About agricultural technology
About pest insect control
About Agriculture in general
About Pulses
About 大豆
About 経営