常見(jiàn)例句Endemic variety Cangzhou alfalfa was oppressed at hay yield, regeneration and orthotropism. 地方品種滄州苜蓿在草產(chǎn)量、再生性、直立性等方面均處于劣勢(shì)。Growth straight toward or away from the stimulus (0。and 180。Orientation respectively) is called orthotropism. 生長(zhǎng)方向與刺激方向筆直對(duì)應(yīng)無(wú)論向背(0o或180o方向)都稱為直生性。In addition, Anstar alfalfa and Kitawakaba et al. were lodging resistant and had good orthotropism, which were suitable for mechanized harvesting. 另外,安斯塔、北若葉等苜蓿品種直立性較好,適宜機(jī)械收割。 返回 orthotropism