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- [9] Nutrient return to the soil through litterfall and throughfall under beech and pine stands of Sierra de la Demanda, Spain ARID SOIL RESEARCH AND REHABILITATION, 2000, 14 (03): : 239 - 252
- [10] Thinning red pine plantations and the Langsaeter hypothesis: A northern Minnesota case study NORTHERN JOURNAL OF APPLIED FORESTRY, 2005, 22 (01): : 19 - 26