أرسل هذا في رسالة قصيرة: Interactive effects of NH<inf>4</inf><sup>+</sup>concentration and O<inf>2</inf>availability on growth, morphology, and mineral allocation of hybrid Napier grass (Pennisetum purpureum × P. americanum cv. Pakchong1)

  ______     ___     _    _    _    _    ______   
 /_____//   / _ \\  | |  | || | || | || |      \\ 
 `____ `   | / \ || | |/\| || | || | || |  --  // 
 /___//    | \_/ || |  /\  || | \\_/ || |  --  \\ 
 `__ `      \___//  |_// \_||  \____//  |______// 
 /_//       `---`   `-`   `-`   `---`   `------`  
 `-`