Modern agriculture depends heavily on engineering, technology and the biological and physical sciences. Irrigation, drainage, conservation and channeling are . Modern agriculture depends heavily on engineering, technology and the biological and physical sciences. Irrigation, drainage, conservation and channeling are . Agriculture Technology - Modern Machines Agriculture in the world 2015 Thank for watching video. IF you like it please Like, Sub, Comment and share it Sub . Modern agriculture depends heavily on engineering, technology and the biological and physical sciences. Irrigation, drainage, conservation and channeling are .