感性运动 (Nastic movements):植物对环境的非向性刺激(如光照、温度、湿度、震动)引起反应的可逆运动(刺激的方向不决定植物的运动方向) 向性运动 (Tropic movements):植物对环境的单向刺激[如光照(向光性)、水分(向水性)、化学物质(向化性)、重力(向地性)、接触(向触性)]产生的定向不可逆 运动(刺激的方向决定...
The employment of the term 'nastic' is, however, convenient when used in a well-defined and restricted sense. FromProject Gutenberg No sharp distinction can therefore be made between the movements of growth and of variation, between tropic and nastic curvatures. ...
These observations demonstrate that developmental programming of the thermonastic leaf movement through polar auxin distribution enables plants to bend their leaves upward in response to non-directional thermal stimuli, contributing to cooling plant body temperatures under warm temperature conditions. We ...
Define nyctinastic. nyctinastic synonyms, nyctinastic pronunciation, nyctinastic translation, English dictionary definition of nyctinastic. n. A diurnal movement of plant parts, such as the opening during the day and closing during the night of certain f