The induction of nitrate reductase and the preferential assimilation of ammonium in germinating rice seedlings

• Main Author: Shen, T.C.
• Format: Article
• Published: American Society of Plant Biologists 1969
• Subjects: QH Natural history; QH301 Biology
• Online Access: http://eprints.um.edu.my/228/; http://www.plantphysiol.org/content/44/11/1650.long
• Institution: Universiti Malaya

Nitrate reduotase is induced by nitrate in excised embryos and germinating intact seedlings of rice (Oryza sativa L.). The enzyme is induced 24 hr after imbibition. The rate of enzyme formation increases with the age of seedlings. There is a lag period of 30 to 40 min between the addition of substra...