Birds as a Factor in Controlling Depredations, May 1940.

A Collection of Birds from Northern Guanacaste Costa Rica.
Published: (1944)

Common Salt as a Curative For Cannabalism Among Game Birds in Captivity, June 1940.
Published: (1940)

The Status of Migratory Birds : 1939-40, June 1940.
Published: (1940)

Original and Present Breeding Ranges of Certain Game Birds in the United States, Apr. 1940.
Published: (1940)

Food Habits of the American Coot with Notes on Distribution.
Published: (1940)

Birdbanding.
Published: (1943)

Effects of intensities and wave lengths of light on unicellular green algae.
Published: (1934)

Colonial formation of unicellular green algae under various light conditions.
Published: (1934)

The Birds of Southern Veracruz, Mexico.
Published: (1943)

Quail℗Ưfood plants of Southeastern States.
Published: (1935)

Eelgrass Depletion on the Pacific Coast and Its Effect Upon Black Brant, Nov. 1941.
Published: (1941)

Early winter food of ruffed grouse on George Washington National Forest.
Published: (1938)

Natural plantings for attracting waterfowl to marsh and other water areas.
Published: (1939)

Our shade trees and their insect defoliators, being consideration of 4 most injurious species which affect trees of capital; with means of destroying them.
Published: (1887)

Our shade trees and their insect defoliators being consideration of 4 most injurious species which affect trees of capital; with means of destroying them.
Published: (1888)

New Generra and Species of Bark Beetles of the Subfamily Micracinae (Scolytidae, Coleoptera).
Published: (1943)

A New Pest of Albizzia in the District of Columbia (Lepidoptera : Glyphipterygidae).
Published: (1943)

Revision of the Genus Phloeosinus Chapuis in North America (Coleoptera, Scolytidae).
Published: (1942)

Check-List of Marsh and Aquatic Plants of the United States, Jan. 1942.
Published: (1942)

Contributions from the United States National Herbarium, Volume 28, Systemic Plant Studies.
Published: (1942)

Contributions from the United States National Herbarium, Volume 28, Systemic Plant Studies.
Published: (1942)

Extension Service Review, Aug. 1936.
Published: (1936)

Trees : a complete guide to their biology and structure /
by: Ennos, Roland
Published: (2016)

Growth and survival of deciduous trees in shelter--belt experiments at Mandan, N. Dak., 1915-34.
Published: (1936)

A sure method of improving estates : By plantations of oak, elm, ash, beech, and other timber-trees, coppice-woods. &c. Wherein is demonstrated, the necessity and advantages thereof; their manner of raising, cultivating, selling, &c. in all kinds of soils, whereby estates may be greatly improv'd. Offered to the consideration of the nobility and gentry of Great-Britain. By Batty Langley, of Twickenham.
by: Langley, Batty, 1696-1751
Published: (1728)

Agriculture in the Americas, July 1944.
Published: (1944)

Black locust (Robinia pseudoacacia).
Published: (1943)

Soil conservation, official organ of the Soil Conservation Service.
Published: (1936)

Soil conservation, official organ of Soil Conservation Service.
Published: (1944)

Remarks on forest scenery, and other woodland views : (relative chiefly to picturesque beauty) illustrated by the scenes of New-Forest in Hampshire. In three books. ... By William Gilpin, A.M. Prebendary of Salisbury; and Vicar of Boldre in New-Forest, near Lymington.
by: Gilpin, William, 1724-1804
Published: (1791)

New palm from Cocos Island collected on Presidential cruise of 1938.
Published: (1939)

Soil conservation, official organ of the Soil Conservation Service.
Published: (1938)

Yield of even-aged stands of Sitka spruce and western hemlock.
Published: (1937)

Flowering plants collected on Presidential cruise of 1938.
Published: (1939)

Diseases of deciduous forest trees.
Published: (1909)

How to transplant forest trees.
Published: (1907)