共 26 条
[11]
Knowles R., 1981, Current perspectives in nitrogen fixation [Gibson, A.H.
[12]
Newton, W.E. (Editors)]., P327
[15]
KOHL DH, 1982, STABLE ISOTOPES, V11, P451
[16]
MARIOTTI A, 1980, PHYSIOL VEG, V18, P163