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CAMERON, 1905, B BUR SOILS USDA, V30
[2]
CAMERON, 1908, B BUR SOILS USDA, V50
[3]
CAMERON, 1907, B BUR SOILS USDA, V41
[4]
CAMERON, 1907, J PHYS CHEM, V11, P581
[5]
CAMERON FK, 1911, SOIL SOLUTION, P67
[6]
FLETCHER, 1912, B BUR SOILS USDA, V84
[7]
KAHLENBERG, 1898, J PHYS CHEM, V2, P77
[8]
MOONEY, 1905, BAHAMA ISLANDS, P153
[9]
RUSSELL EJ, 1912, SOIL CONDITIONS PLAN, P56
[10]
SCHREINER, 1906, B BUR SOILS USDA, V32