Temporal variation in foliar nutrient concentrations of pitch pine, loblolly pine and the pitch *XB loblolly hybrid

Autor: Johnson, J. E., Burger, J. A., Rathfon, R. A., Feret, P. P., Kreh, R. E.
Předmět:
Zdroj: Forest Ecology & Management; Apr1993, Vol. 58 Issue 1/2, p137, 0p
Databáze: Supplemental Index