Douglas Johnson (Former Employee)
Science and Products
Filter Total Items: 318
The Conservation Reserve Program and grassland birds The Conservation Reserve Program and grassland birds
No abstract available.
Authors
Douglas H. Johnson, Michael D. Schwartz
The Conservation Reserve Program: habitat for grassland birds The Conservation Reserve Program: habitat for grassland birds
The Conservation Reserve Program (CRP) has effected major changes to the landscape, especially in the northern Great Plains. Breeding birds have responded dramatically to habitat changes by colonizing CRP fields, often in large numbers. The vegetation in most CRP fields consists of introduced grasses and legumes, along with a variety of weedy species. This paper describes the bird...
Authors
Douglas H. Johnson, Michael D. Schwartz
Incidental catch of marine birds in the north pacific high seas driftnet fisheries in 1990 Incidental catch of marine birds in the north pacific high seas driftnet fisheries in 1990
The incidental take of marine birds was estimated for the following North Pacific driftnet fisheries in 1990: Japanese squid, Japanese large-mesh, Korean squid, and Taiwanese squid and large-mesh combined. The take was estimated by assuming that the data represented a random sample from an unstratified population of all driftnet fisheries in the North Pacific. Estimates for 13 species or...
Authors
Douglas H. Johnson, T.L. Shaffer, P.J. Gould
Bird censuses 116-121: Kentucky bluegrass prairie and mixed prairie I-V Bird censuses 116-121: Kentucky bluegrass prairie and mixed prairie I-V
Abstract has not been submitted
Authors
Douglas H. Johnson, M.D. Schwartz
The Conservation Reserve Program: good for birds of many feathers The Conservation Reserve Program: good for birds of many feathers
No abstract available.
Authors
H.A. Kantrud, Rolf R. Koford, Douglas H. Johnson, M.D. Schwartz
[Book Review] Chance, Chaos, and More, by David Ruelle [Book Review] Chance, Chaos, and More, by David Ruelle
Review of: Chance and Chaos. David Ruelle. Princeton University Press (April 5, 1993). 214 p. ISBN-10: 0691021007.
Authors
Douglas H. Johnson
Science and Products
Filter Total Items: 318
The Conservation Reserve Program and grassland birds The Conservation Reserve Program and grassland birds
No abstract available.
Authors
Douglas H. Johnson, Michael D. Schwartz
The Conservation Reserve Program: habitat for grassland birds The Conservation Reserve Program: habitat for grassland birds
The Conservation Reserve Program (CRP) has effected major changes to the landscape, especially in the northern Great Plains. Breeding birds have responded dramatically to habitat changes by colonizing CRP fields, often in large numbers. The vegetation in most CRP fields consists of introduced grasses and legumes, along with a variety of weedy species. This paper describes the bird...
Authors
Douglas H. Johnson, Michael D. Schwartz
Incidental catch of marine birds in the north pacific high seas driftnet fisheries in 1990 Incidental catch of marine birds in the north pacific high seas driftnet fisheries in 1990
The incidental take of marine birds was estimated for the following North Pacific driftnet fisheries in 1990: Japanese squid, Japanese large-mesh, Korean squid, and Taiwanese squid and large-mesh combined. The take was estimated by assuming that the data represented a random sample from an unstratified population of all driftnet fisheries in the North Pacific. Estimates for 13 species or...
Authors
Douglas H. Johnson, T.L. Shaffer, P.J. Gould
Bird censuses 116-121: Kentucky bluegrass prairie and mixed prairie I-V Bird censuses 116-121: Kentucky bluegrass prairie and mixed prairie I-V
Abstract has not been submitted
Authors
Douglas H. Johnson, M.D. Schwartz
The Conservation Reserve Program: good for birds of many feathers The Conservation Reserve Program: good for birds of many feathers
No abstract available.
Authors
H.A. Kantrud, Rolf R. Koford, Douglas H. Johnson, M.D. Schwartz
[Book Review] Chance, Chaos, and More, by David Ruelle [Book Review] Chance, Chaos, and More, by David Ruelle
Review of: Chance and Chaos. David Ruelle. Princeton University Press (April 5, 1993). 214 p. ISBN-10: 0691021007.
Authors
Douglas H. Johnson