Research Article
Clone-Specific Response in Leaf Nitrate Reductase Activity among Unrelated Hybrid Poplars in relation to Soil Nitrate Availability
Table 2
Name, parentage, section, and origin of the five hybrid poplar clones.
| Clone number | Scientific name (common name) | Parentage | Section | Origin |
| 3230 | P. x generosa A. Henry (Boelare) |
TxD | Tacamahaca x Aigeiros | Belgium | 3570 | P. x canadensis Moench |
DxN | Aigeiros x Aigeiros | Belgium | 3729 | P. nigra x P. maximowiczii (NM6) |
NxM | Aigeiros x Tacamahaca | Germany | 915311 | P. maximowiczii x P. balsamifera |
MxB | Tacamahaca x Tacamahaca | Québec | 915508 | P. x canadensis x P. maximowiczii |
DNxM | (Aigeiros x Aigeiros) x Tacamahaca | Québec |
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