Carbofuran applications fail to reduce damage to seeds and cones of scotch pine in North Dakota and Nebraska | Libros

Cone and seed yields in young western white pines

Richard T. Bingham

1970

Stem breakage effect on cone and pollen production in Pinus monticola (Dougl.)

D. O. Coffen

1981

Forecasting seed crops and determining cone ripeness in southwestern ponderosa pine

W. J. Rietveld

1978

Vergleichende Untersuchung über die Ordnung der Schuppen an den Tannenzapfen als Einleitung zur Untersuchung der Blattstellung überhaupt

Alexander Braun

1831

Douglas' squirrels cut Pacific silver fir cones in the Washington Cascades

Jerry F. Franklin

1964

Bigam botanicam, sc. cervariam nigram et pini conos ...

Georgius Albertus Camerarius

1712

Seed stored in cones of some jack pine stands, northern Minnesota

Eugene I. Roe

1963

Cone beetles

John Martin Miller

1915