James R. Beer

THREAT IN VIRUNGA: UNDERSTANDING EXPLOSIVE ERUPTIONS OF NYAMURAGIRA

James R. Beer, Elisabet Head

An Evolutionary Approach to the Optimisation of Tyre Strategy in Motorsport

James R. Beer

In most forms of motorsport, tyre strategy is a crucial factor in race performance as the tyres are one of the single most significant performance variables during a race. Optimising the tyre strategy to be used in a race is not a …

Families Training Therapists

Fred P. Piercy, Catherine Limansubroto, Jim Burg, Jackie Ludes et autres

This article reports on an adaptation of Duhl and Duhl's (1979) "Rent-a-Family" interview in which beginning family therapists interview non-help-seeking families. We discuss our experiences with a similar voluntary family exploration interview. Included are suggested interview questions and procedures. We also discuss …

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Note on the Size of Sistrurus catenatus catenatus at Birth

K. D. Keenlyne, James R. Beer

Food Habits of Sistrurus catenatus catenatus

K. D. Keenlyne, James R. Beer

Wilderness ecology: the upland plant communities, woody browse production, and small mammals of two adjacent 33-year-old wildfire areas of northeastern Minnesota

Lewis F. Ohmann, Charles T. Cushwa, Roger E. Lake, James R. Beer et autres

In three parts, classifies the upland vegetation into four community types; describes the measurements of browse and gives yields by different species; and describes the relation of small mammal populations to vegetative community types.

[Significance of Bedsonia in respiratory diseases in calves and young cattle].

J. Winter, James R. Beer, H. Marwitz

The Genus Psittacobrosus (Mallophaga: Menoponidae) of the Neotropical Psittaciformes1

Roger Price, James R. Beer

Descriptions and keys are given for the known species. The 11 new species and their type-hosts are: hyacinthini from Anodorhynchus hyacinthinus, rubrogenysi from Ara rubrogenys, mitratae from Aratinga mitrata, farinosae from Amazona farinosa, chloropterae from Ara chloroptera, carrikeri from Ara militaris, brotogerisi …

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A Ten-Year Study Of Louse Populations On Deer Mice1

James R. Beer, Edwin F. Cook

From 1952 to 1961 over 2800 specimens of Peromyscus maniculatus gracilis (Le Conte) were collected in northern Minnesota. Of these 2452 were suitable for the study of louse populations. The host population density varied considerably from year to year with the density …

The Genus Heteromenopon (Mallophaga: Menoponidae), with Description of a New Subgenus and Six New Species1

Roger Price, James R. Beer

The genus Heteromenopon Carriker is divided into 2 subgenera, Heteromenopon with 10 species from Neotropical parrots, and KEAMENOPON, new subgenus, with 2 species from Australian and New Zealand parrots. New species and their type-hosts are: H. (H.)militaris from Ara militaris, H. (H.)jugularis …

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Seasonal Population Changes in the Prairie Deer Mouse

James R. Beer, Charles F. MacLeod

Population turnover, structure and reproduction of Peromyscus maniculatus bairdii were analyzed for the period of July 1954 through July 1955, based on samples totaling 2112 animals. The breeding season started about 1 April and ended by 30 September, with an occasional female …

The Genus Psittacomenopon (Mallophaga: Menoponidae) of the Psittaciformes1

Roger Price, James R. Beer

Descriptions and a key are given for the known species. Psittacomenopongulielmi (type-host: Poiccphalus gulielmi massaicus) is described as new. New synonymies include Psittacomenopon heterocephalum (Nitzsch) (=Menopon acuticeps Piaget) and P. impar (Piaget) (= Colpocephalum pachypus Piaget, Menopon impar var. poicephalus Bedford, and …

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