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1914. Forest planting in Arizona and New Mexico. Soc. Amer. Forest. Proc. 9: 



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1914. A meteorological study of parks and timbered areas in the western yellow pine 

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1918. Studies of yield and reproduction of western yellow pine in Arizona and New 

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1918. The relation between spring precipitation and height growth of western yellow- 

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1920. Effect of ground cover and litter . J. Forest. 18: 302-303. 



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1928. Measurement of physical factors in silviculture. Ecology 9: 404-411. 



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1929. The other side of the light question. J. Forest. 27: 807-812. 



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1930. Light and moisture in forestry. Ecology 11: 145-160. 



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1931. Forest types in the Southwest as determined by climate and soil. U.S. Dep. 



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1931. Recovery of western yellow pine seedlings from injury by grazing animals. 

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1933. A twenty year record of changes in an Arizona pine forest. Ecology 14: 272-285. 



^>2 



