| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Flowering in Pinus contorta: A study of flowering abundance and flowering phenology of provenances from latitude 48N to 63N in a Swedish field trial ... of Forest Genetics and Plant Physiology) | 978-91-576-1O2O-1 (91-576-1O2O-7) | 1981 |
E.N. · J. E. · Jan Nilsson