Research Output

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Article
1951

Heart rot of black ash in Minnesota.

Stewart, D. M., 1951, In : Phytopathology. 41, 6, p. 569-570 2 p.

Research output: Contribution to journalArticle

Some observations of birds on Basswood Lake

Beer, J. R. & Priewart, F., 1951, In : Flicker. 23, p. 61-68 8 p.

Research output: Contribution to journalArticle

1952

A wilderness laboratory in northern Minnesota

Ahlgren, C. E., 1952, In : Journal of Forestry. 50, 9, p. 668-670 3 p.

Research output: Contribution to journalArticle

Birds of the Quetico-Superior Wilderness Research Center

Lakela, O., 1952, In : Flicker. 24, p. 129-131 3 p.

Research output: Contribution to journalArticle

1953

A check-list of ferns and flowering plants of the Quetico-Superior Wilderness Research Center

Lakela, O., 1953, In : American Midland Naturalist. 50, 2, p. 488-500 13 p.

Research output: Contribution to journalArticle

History of forests in Quetico-Superior country from fossil pollen studies.

Potzger, J. E., 1953, In : Journal of Forestry. 51, 8, p. 560-565 6 p.

Research output: Contribution to journalArticle

1954

Small mammal populations on the islands of Basswood Lake, Minnesota

Beer, J. R. & Lukens, P., 1954, In : Ecology. 35, 4, p. 437-445 9 p.

Research output: Contribution to journalArticle

The occurrence of Rubus chamaemorus in Minnesota

Lakela, O., 1954, In : Rhodora. 56, 672, p. 272-273 2 p.

Research output: Contribution to journalArticle

The starling in the Quetico-Superior roadless area

Beer, J. R. & Frenzel, L. D., 1954, In : Flicker. 26

Research output: Contribution to journalArticle

1955

Grafted selections of Eastern White Pine tested for resistance to blister rust.

Ahlgren, C. E., 1955, In : Journal of Forestry. 53, 10, p. 727-729 3 p.

Research output: Contribution to journalArticle

Orchids of St. Louis County

Lakela, O., 1955, In : Flicker. 27, 2, p. 45-77 33 p.

Research output: Contribution to journalArticle

The louse populations of some Cricetid rodents

Cook, E. R. & Beer, J. R., 1955, In : Parasitology. 45, p. 409-420 12 p.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations
1956

Additional bird records for the Quetico-Superior Wilderness Research area

Beer, J. R. & Frenzel, L. D., 1956, In : Flicker. 28

Research output: Contribution to journalArticle

Among these trees

Ahlgren, C. E. & Ahlgren, I. F., 1956, In : Minnesota Naturalist. 7, p. 7-9 3 p.

Research output: Contribution to journalArticle

Lycopodium obscurum var. dendroideum f. proliferum in Quetico-Superior Wilderness Area, Minnesota

Lakela, O., 1956, In : American Fern Journal. 46, 4, p. 155-157 3 p.

Research output: Contribution to journalArticle

Minimum space requirements of some nesting passerine birds

Beer, J. R., Frenzel, L. D. & Hansen, N., 1956, In : Wilson Bulletin. 68, p. 200-2009 1810 p.

Research output: Contribution to journalArticle

Rubus chamaemorus in the Canadian Lakehead

Lakela, O., 1956, In : Rhodora. 58, 695, p. 327-329 3 p.

Research output: Contribution to journalArticle

1957

A study of lakeshore reservations of pine. Quetico Provincial Park, Ontario

Loucks, O. L., 1957, In : Forestry Chronicle. September, p. 213-232 20 p.

Research output: Contribution to journalArticle

Factors affecting local control of White Pine blister rust in Minnesota.

Stewart, D. M., 1957, In : Journal of Forestry. 55, 110, p. 832-837 6 p.

Research output: Contribution to journalArticle

Fir-Spruce-Birch Forest in Northern Minnesota

Buell, M. F. & Niering, W. A., 1957, In : Ecology. 34, 4, p. 602-610 9 p.

Research output: Contribution to journalArticle

Phenological Observations of Nineteen Native Tree Species in Northeastern Minnesota

Ahlgren, C. E., 1957, In : Ecology. 38, 4, p. 622-628 7 p.

Research output: Contribution to journalArticle

Prenatal survival and loss in some Cricetid rodents

Beer, J. R., MacLeod, C. F. & Frenzel, L. D., 1957, In : Journal of Mammalogy. 38, p. 392-402 11 p.

Research output: Contribution to journalArticle

Some effects of temporary flooding on coniferous trees

Ahlgren, C. E. & Hansen, H. L., 1957, In : Journal of Forestry. 55, p. 647-650 4 p.

Research output: Contribution to journalArticle

1958
Open Access

Changes in ovenbird and mourning warbler abundance at Basswood Lake, Minnesota

Beer, J. R., 1958, In : Flicker. 30, p. 22-23 2 p.

Research output: Contribution to journalArticle

Distribution of Littorella americana in the mid-arrowhead region of Minnesota

Lakela, O., 1958, In : Rhodora. 60, 710, p. 33-37 5 p.

Research output: Contribution to journalArticle

Key to the native coniferous tree seedlings of the Quetico-Superior area

Ahlgren, C. E. & Ahlgren, I. F., 1958, In : Journal of Forestry. 56, 12, p. 911-913 3 p.

Research output: Contribution to journalArticle

Quetico pictographs

Dewdney, S., 1958, In : Beaver. Summer, p. 15-22 8 p.

Research output: Contribution to journalArticle

Sex ratios of some Minnesota rodents

Beer, J. R., Frenzel, L. D. & MacLeod, C. F., 1958, In : American Midland Naturalist. 59, p. 518-524 7 p.

Research output: Contribution to journalArticle

1959

Some effects of fire on forest reproduction in northeastern Minnesota

Ahlgren, C. E., 1959, In : Journal of Forestry. 57, p. 194-200 7 p.

Research output: Contribution to journalArticle

Stone-age art in the Canadian Shield

Dewdney, S., 1959, In : Canadian Art Quarterly. XVI, p. 164-167 4 p.

Research output: Contribution to journalArticle

1960

Ecological effects of forest fires

Ahlgren, I. F. & Ahlgren, C. E., 1960, In : The Botanical Review. 26, 4, p. 483-533 51 p.

Research output: Contribution to journalArticle

Open Access
157 Scopus citations

Some effects of fire on reproduction and growth of vegetation in northeastern Minnesota

Ahlgren, C. E., 1960, In : Ecology. 41, 3, p. 431-445 15 p.

Research output: Contribution to journalArticle

1961

Changing wilderness images and forestry policy

Bultena, G. L. & Taves, M. J., 1961, In : Journal of Forestry. 59, p. 167-171 5 p.

Research output: Contribution to journalArticle

Progress with direct bark inoculation for White Pine blister rust.

Ahlgren, C. E., 1961, In : Journal of Forestry. 59, 3, p. 208-209 2 p.

Research output: Contribution to journalArticle

1962

Intestinal helminths of fish from Basswood Lake, Superior National Forest, Minnesota.

Odlaug, T. O., Arseneau, E. G. & Brownell, G. H., 1962, In : Journal of Parasitology. 48, 1

Research output: Contribution to journalArticle

Some factors influencing survival, growth, and flowering of intraspecific and interspecific Pine grafts.

Ahlgren, C. E., 1962, In : Journal of Forestry. 60, 11, p. 785-789 5 p.

Research output: Contribution to journalArticle

1963

We Present: Clifford Ahlgren: Wilderness Research Forester

Clepper, H., 1963, In : Journal of Forestry. 61, October, p. 761-766 6 p.

Research output: Contribution to journalArticle

1964

Bait preferences of some small mammals

Beer, J. R., 1964, In : Journal of Mammalogy. 45, 4, p. 632-634 3 p.

Research output: Contribution to journalArticle

1965

Campsite preference in the Quetico-Superior canoe country

Frissell, S. S. J. & Duncan, D. P., 1965, In : Journal of Forestry. 63, 3, p. 256-260 5 p.

Research output: Contribution to journalArticle

Effects of prescribed burning on soil microorganisms in a Minnesota jack pine forest

Ahlgren, I. F. & Ahlgren, C. E., 1965, In : Ecology. 46, 3, p. 304-310 7 p.

Research output: Contribution to journalArticle

1966

Small mammals and reforestation following prescribed burning.

Ahlgren, C. E., 1966, In : Journal of Forestry. 64, 9, p. 614-618 5 p.

Research output: Contribution to journalArticle

1967

A relationship between scion bud origin and growth of white pine graft

Ahlgren, C. E., 1967, In : Minnesota Forestry Research Notes. 180, 2 p.

Research output: Contribution to journalArticle

Open Access

Homage to Basswood Lake

Clepper, H., 1967, In : American Forests. 73, p. 24-27 4 p.

Research output: Contribution to journalArticle

1972

Some effects of interspecific and intraspecific grafting on growth and flowering of some 5 needle pines

Ahlgren, C. E., 1972, In : Silvae Genetica. 21, 3-4, p. 122-126 5 p.

Research output: Contribution to journalArticle

1973

The changing forest

Ahlgren, C. E., 1973, In : American Forests. 79, 1, p. 40-43 4 p.

Research output: Contribution to journalArticle

Use of Fire – Comments from the North Central States

Ahlgren, C. E., 1973, In : Journal of Forestry. 71, 10, p. 635-636 2 p.

Research output: Contribution to journalArticle

1974

A salute to Frank Hubachek at 80

Clepper, H., 1974, In : American Forests. 74, 8, p. 22

Research output: Contribution to journalArticle

Small mammals and vegetation changes after fire in a mixed conifer-hardwood forest

Krefting, L. W. & Ahlgren, C. E., 1974, In : Ecology. 55, 6, p. 1391-1398 8 p.

Research output: Contribution to journalArticle