Geographical variations in jack pine (Pinus banksiana)
Schoenike, Roland E.
Geographical variations in jack pine (Pinus banksiana) - Minnesota Minnesota Agricultural Experiment Station - 47p - .
634.975.1 / X-I
Geographical variations in jack pine (Pinus banksiana) - Minnesota Minnesota Agricultural Experiment Station - 47p - .
634.975.1 / X-I