Author:
Flückiger Walter,Braun Sabine
Reference55 articles.
1. Alcubilla M, v Aufsess H and Rehfuess K E 1976 Stickstoffdüngungsversuche in einer Fichtenwuchsaufstockung (Picea abies Karst.) auf devastierter Kalkmergel-Rendzina: Wirkungen auf die Nährelementgehalte der Fichtengewebe und den Höhenzuwachs. Forstwiss. Centralb. 95, 306–323.
2. Alexander I J and Fairley R I 1983 Effect of nitrogen fertilization on populations of fine roots and mycorrhizas in spruce humus. Plant and Soil 71, 49–53.
3. Aronsson A 1992 Effects of nitrogen addition on growth and induced imbalances in a young Norway spruce stand. In Responses of Forest Ecosystems to Environmental Changes. Eds. A Teller, P Mathy and J N R Jeffers. pp 812–813. Elsevier Applied Science, London, New York.
4. Balsberg Påhlsson A 1992 Influence of nitrogen fertilization on minerals, carbohydrates, amino acids and phenolic compounds in beech (Fagus sylvatica L.) leaves. Tree Physiol. 10, 93–100.
5. Beaufils E R 1973 Diagnosis and recommendation integrated system (DRIS). A general scheme for experimentation and calibration based on principles developed from research in plant nutrition. Univ. Natal Soil Sci. Bull. 1, 1–132.