The season--November and December, 1947
C.S. Robbins
1948, Maryland Birdlife (4) 1-2
Twelfth breeding-bird census. 2. Tidal marshes
P. F. Springer, R. E. Stewart
1948, Audubon Field Notes (2) 223-226
Twelfth breeding-bird census. 21. Second-growth river swamp
P. F. Springer, R. E. Stewart
1948, Audubon Field Notes (2) 240-241
Maryland Christmas bird counts, 1947
C.S. Robbins
1948, Maryland Birdlife (4) 3-9
Twelfth breeding-bird census. 19. Immature loblolly-shortleaf pine stand
P. F. Springer, R. E. Stewart
1948, Audubon Field Notes (2) 239
Birds of the month
C.S. Robbins
1948, Wood Thrush (3) 75-76
Birds of the month
C.S. Robbins
1948, Wood Thrush (3) 67
Bird records from northeastern Montana
N. Hotchkiss
1948, Condor (50) 274-275
No abstract available....
Barbed wire that grows
D.L. Allen
1948, Science Digest (23) 25-28
A many-flowered rose makes an ideal, living fence for farm and pasture lands....
Does ain't deer
D.L. Allen
1948, Sports Afield (120) 19-21,
'Hunter management' with multiflora rose
D.L. Allen
1948, Journal of Wildlife Management (12) 325-326
Development of an index number for expressing degrees of repellent activity
E. Bellack, J.B. DeWitt
1948, Journal of American Pharmacology Association (38) 109
Twelfth breeding-bird census: 13. Mixed oak forest
C.H. Kolb Jr., C.S. Robbins, E.C. Robbins
1948, Audubon Field Notes (2) 234
Controls beyond control
E.R. Kalmbach, J.P. Linduska
1948, Transactions of the North American Wildlife Conference (13) 112-128
Bird observers meet at Omaha
C.S. Robbins
1948, Audubon Field Notes (2) 245
Storage by bobwhite quail of vitamin A fed in various forms
R. B. Nestler, James V. Derby, J.B. DeWitt
1948, Journal of Nutrition (36) 323-329
According to studies conducted with 236 bobwhite quail chicks at Patuxent Research Refuge, crystalline carotene in cottonseed oil fed at levels of 3000 I.U. (the requirement for optimum growth), 5000 I.U., and 25,000 I.U. per pound of feed, was utilized only ⅓ to 1/7 as efficiently as vitamin...
Living fences--for more game and better farms
D.L. Allen
1948, Sports Afield (120) 46-47,
Shrub fences are coming back with multiflora rose. They mean more game, better farms. Here's an outstanding sprotsman's club project....
A factor in food that means life of death to quail
R. B. Nestler
1948, Iowa Conservationist (7) 1, 15-16
Comparison of methods for the determination of carotene
J.V. Derby Jr., J.B. DeWitt
1948, Journal of the Association of Official Analytical Chemists (31) 704-708
No abstract available....
Twelfth breeding-bird census: 4. Damp deciduous scrub with numerous standing dead trees
S. Oresman, J. Tiffany, C.S. Robbins
1948, Audubon Field Notes (2) 226-227
Notes on two species of Calliphoridae (Diptera) parasitizing nestling birds
J.L. George, R.T. Mitchell
1948, The Auk (65) 549-552
In the course of studies on the effect of feeding DDT-killed insect larvae to nestling birds, some incidental information was gathered on Calliphorid parasites of the nestlings. The work was done at Lake Clear Junction, N. Y., during June and July, 1946....
Field trips: Bombay Hook refuge and Ocean City
S.H. Low
1948, Wood Thrush (3) 65-66
Distribution of North American birds. The breeding distribution of the dickcissel
J.W. Aldrich
1948, Audubon Field Notes (2) 12-13
Calculations on the extent of spruce budworm control by insectivorous birds
J.L. George, R.T. Mitchell
1948, Journal of Forestry (46) 454-455
No abstract available....
Winter bird-population study. 3. Oak--beech bluff forest
J.W. Aldrich, A.J. Duvall
1948, Audubon Field Notes (2) 153