共 14 条
[1]
[Anonymous], METHODS SOIL ANAL 2
[3]
DETERMINATION OF ORGANIC CARBON IN SOIL .2. EFFECT OF CARBONIZED MATERIALS
[J].
JOURNAL OF SOIL SCIENCE,
1960, 11 (02)
:403-408
[4]
DETERMINATION OF ORGANIC CARBON IN SOIL .1. SOIL OXIDATION BY DICHROMATE OF ORGANIC MATTER IN SOIL AND PLANT MATERIALS
[J].
JOURNAL OF SOIL SCIENCE,
1960, 11 (02)
:394-402
[6]
De Leenheer L., 1957, PEDOLOGIE, V7, P324