TABLE 2.

Number of terminal restriction fragments^a classified according to seven basic strategies (see text)

Profile	Strategy	Treatment(s) for which strategy is expected	No. of T-RFs
A	Plastic	Anoxic, 12 h, 4 day, aerobic	3
B	Tolerant aerobe	Aerobic, 4 day	32
C	Tolerant anaerobe	Anoxic, 12 h	15
D	Obligate aerobe	Aerobic	1
E	Obligate anaerobe	Anoxic	2
F	Facultative advantage	12 h, 4 day	90
G	Field only (lab intolerant)	None	34

^aFragments generated from T-RFLP analysis of Luquillo Experimental Forest soils incubated under two static and two fluctuating redox treatments.