共 10 条
[2]
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
[5]
LONG C, 1961, BIOCH HDB, P1040
[8]
Van SLYKE DONALD D., 1940, JOUR BIOL CHEM, V136, P509
[9]
1973, INSTRUCTION MANUAL 2
[10]
1959, INSTRUCTION MANUAL O