Erdtman, G.
Acetolysis method, The : a revised decription - s.l. s.n. 1960 - s. 561-564
HERBARIA METHODS PLANT COLLECTIONS
580.752
Acetolysis method, The : a revised decription - s.l. s.n. 1960 - s. 561-564
HERBARIA METHODS PLANT COLLECTIONS
580.752