Text this: Uneven distribution of zinc in the dorsal and ventral sections of rice grain

            _____     _____     ______    _____   
  ____     |  ___||  / ____||  /_   _//  / ____|| 
 |    \\   | ||__   / //---`'   -| ||-  / //---`' 
 | [] ||   | ||__   \ \\___     _| ||_  \ \\___   
 |  __//   |_____||  \_____||  /_____//  \_____|| 
 |_|`-`    `-----`    `----`   `-----`    `----`  
 `-`