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氮磷添加对树木生长和森林生产力影响的研究进展
冯继广, 朱彪*()
A review on the effects of nitrogen and phosphorus addition on tree growth and productivity in forest ecosystems
FENG Ji-Guang, ZHU Biao*()

图3. 氮和磷添加对树木生长及森林生产力影响研究的总结图。
AM, 丛枝菌根; ECM, 外生菌根。

Fig. 3. Summary diagram for studying the effects of nitrogen and/or phosphorus addition on tree growth and productivity in forest ecosystems.
AM, arbuscular mycorrhizal; ECM, ectomycorrhizal.