أرسل هذا في رسالة قصيرة: Effects of shear and surface roughness on reducing the attachment of Oscillatoria sp. filaments on substrates

 _    _     ______    ______   __   __   _    _   
| |  | ||  /_   _//  /_   _//  \ \\/ // | |  | || 
| |/\| ||   -| ||-   `-| |,-    \ ` //  | |/\| || 
|  /\  ||   _| ||_     | ||      | ||   |  /\  || 
|_// \_||  /_____//    |_||      |_||   |_// \_|| 
`-`   `-`  `-----`     `-`'      `-`'   `-`   `-`