Biological materials
Mayr, Ernest.
Biological materials - Washington, Natl. : Acadamy of Sciences. Biology Council, (s.a.) - 2 ptes. - Publication ; 399 . - Publication ; 399 .
Contenido: Pte. 1 Preserved materials and museum collections.-Pte. 2 Living materials and plant resources
33478
Ciencias naturales--Catálogos y colecciones.
579.8 / M3
Biological materials - Washington, Natl. : Acadamy of Sciences. Biology Council, (s.a.) - 2 ptes. - Publication ; 399 . - Publication ; 399 .
Contenido: Pte. 1 Preserved materials and museum collections.-Pte. 2 Living materials and plant resources
33478
Ciencias naturales--Catálogos y colecciones.
579.8 / M3