Internal redistribution of N in Sitka spruce seedlings with partly droughted root systems

• Published in: Forest science Vol. 37; no. 3
• Main Authors: Ferrier, R.C. (Macaulay Land Use Research Institute, Craigiebuckler, Aberdeen, Scotland), Alexander, I.J
• Format: Journal Article
• Language: English
• Published: 01.08.1991
• Subjects: AZOTE; FISIOLOGIA VEGETAL; NITROGENO; PHYSIOLOGIE VEGETALE; PICEA SITCHENSIS; PLANTULAS; PLANTULE; SECHERESSE; SEQUIA; SISTEMA RADICULAR; SYSTEME RACINAIRE

Split pots were used to allow measurement of the potential N retranslocation from roots of Sitka spruce subject tO drought. Withholding water from one part of the root system had no effect upon increases in total weight and N content of the whole trees, or of the shoot and roots separately. However,...