共 13 条
[1]
*BUR CHEM, 1893, B BUR CHEM, V38, P84
[2]
*BUR CHEM, 1902, B BUR CHEM, V69, P40
[3]
*BUR CHEM, 1908, B BUR CHEM, V107, P19
[4]
HALL, 1908, SOIL, P165
[5]
*U CA, 1903, 6 U CALIF
[6]
*US BUR CHEM, 1893, B USDA, V38, P80
[7]
*US BUR CHEM, 1893, B BUR CHEM, V38, P84
[8]
1897, TRAITE ANAL MATIERES, V1, P150
[9]
1894, J A C S, V16, P210
[10]
1894, J A C S, V16, P34