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Fig. 2 | Annals of Forest Science

Fig. 2

From: Nitrogen addition method affects growth and nitrogen accumulation in seedlings of four subtropical tree species: Schima superba Gardner & Champ., Pinus massoniana Lamb., Acacia mangium Willd., and Ormosia pinnata Lour

Fig. 2

Effects of N addition levels, methods, and time on leaf N concentrations in four tree species. S-CK: ambient N addition to the soil, S-MN: medium N addition to the soil, S-HN: high N addition to the soil, C-CK: ambient N addition to the canopy, C-MN: medium N addition to the canopy, and C-HN: high N addition to the canopy

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Annals of Forest Science

ISSN: 1297-966X