共 20 条
[11]
Peters J.P., 1932, QUANTITATIVE CLIN CH
[13]
RUSSEL EJ, 1937, SOIL CONDITIONS PLAN
[15]
SUMNER JB, 1932, Z PHYSL CHEM, V205, P219
[16]
VANSLYKE DD, 1914, J BIOL CHEM, V19, P140
[19]
WALDSCHMIDTLEIT.E, 1931, Z PHYSL CHEM, V195, P260
[20]
WRIGHT CH, 1934, SOIL ANAL