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184617 results.

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Page 5753, results 143801 - 143825

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Status of the peregrine falcon in the Rocky Mountains and the southwestern United States, Baja California, and Mexico (south of Texas)
Ron Porter, G.R. Craig, D. H. Ellis, J.H. Enderson, W.G. Hunt
Philip P. Schaeffer, Sharyn M. Ehlers, editor(s)
1978, Book chapter, Proceedings of the National Audubon Society Symposium on the Current Status of Peregrine Falcon Populations in North America
About 31 pairs of peregrines still nest north of Mexico, from Idaho and Montana south through West Texas, New Mexico and Arizona. At least thirty-six additional pairs nest in Mexico. Although the nesting sites are occupied, the tissues of the peregrine?s prey species still contain high concentrations of pesticides....
Foreword
L.D. Mech
Marc Bekoff, editor(s)
1978, Book chapter, Coyotes: Biology, Behavior, and Management
Breeding bird survey
C.S. Robbins
D.A. McCrimmon Jr., A.= Sprunt IV, editor(s)
1978, Book chapter, Proceedings of a Conference on the Amateur and North American Ornithology.
Scent-marking in wolves
R. Peters, L.D. Mech
Roberta L. Hall, Henry S. Sharp, editor(s)
1978, Book chapter, Wolf and Man: Evolution in Parallel
Artificial insemination for breeding non-domestic birds
G.F. Gee, S.A. Temple
P.F. Watson, editor(s)
1978, Book chapter, Artificial Breeding of Non-Domestic Animals.
Captive breeding of non-domestic birds has increased dramatically in this century, and production of young often exceeds that of the same number of birds in their native habitat. However, when infertility is a problem, artificial insemination can be a useful method to improve production. Artificial insemination programs with non-domestic birds...
Diets, equipment, and techniques for maintaining crawfish in the laboratory
I.B. Tarshis
James W. Avault, editor(s)
1978, Book chapter, Proceedings of the Ninth Annual Meeting of the World Mariculture Society
One commercial and 4 laboratory prepared extruded, water-stable diets were fed 3 times a week in 1-g portions to juvenile male and female White River crawfish, Procambarus acutus acutus (Girard), for 10 weeks. The. binding material in the laboratory preparation was alginate (Kelgin), whereas that in the commercial preparation...
Census techniques for forest birds
C.S. Robbins
1978, Book chapter, Proceedings of the Workshop: Management of Southern Forests for Nongame Birds
1. Although bird censuses are imprecise, they have considerable value in a relative sense. 2. If the techniques are designed so as to minimize effects of variables that can be controlled, valid comparisons may be made among bird populations of two or more plots. 3. The spot-mapping method...
Workshop summary
S.H. Anderson
1978, Book chapter, Proceedings: Impacts of transmission lines on birds in flight