Random triples
| Subject | Object |
|---|---|
| gptkb:Shellbark_hickory | By seed or grafting |
| gptkb:Red_Oak | Seed, grafting |
| gptkb:Japanese_zelkova | propagated by seeds or cuttings |
| gptkb:Sycamore_Tree | Seed or cuttings |
| gptkb:Chinese_chestnut | seeds or grafting |
| gptkb:noble_fir | seed propagation |