Table 1.
Lengths of distinct terminal restriction fragments (T-RFs) of different archaeal 16S rDNA clones obtained rice and maize cultivated Philippine rice field soil and affiliation with a distinct phylogenetic lineage by 16S rDNA sequence analysis of the clones.
| Phylogenetic affiliation | Terminal restriction fragment lenght (bp) | No. of clones rice field | No. of clones maize field |
|---|---|---|---|
| Miscellaneous Crenarchaeota | 83, 95, 191, 254, 263, 286, 379, 395, 656, 725, 795, 810 | 27 | 28 |
| Soil Crenarchaeotic Group | 191 | – | 1 |
| Crenarchaeota Group C3 | 380 | – | 1 |
| Methanobacteriales | 95 | 1 | – |
| Methanosarcinaceae | 186 | 9 | 2 |
| Methanosaetaceae | 286 | 1 | – |
| Methanocellales | 396 | 1 | 1 |