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3. Wood yield and quality in relation to tree nutrition;Bevege,1984
4. Effects of nitrogen fertilization on growth, leaf area, and photosynthesis rate in Douglas-fir;Brix;For. Sci.,1969
5. Fertilization azotée en forêt de pin gris (Pinus banksiana). III. Croissance du pin gris;Camire;Can. J. For. Res.,1981