Mosses of Eastern North America [USA; Canada]. CH Alvin,AL Edward 被引量: 1744发表: 1981年 Allocating Resources to Reproduction and Defense Discusses how assessments of the costs and benefits of allocation patterns in plants are relating ecological roles to resource use. Examination of the sour....
(1) Sex ratios and plant densities were determined for three populations of Vallisneria americana in the Detroit River-St Clair River system (Great Lakes Basin, North America). Line transects were made at each of the three sites, and for each individual its location, sex (where possible), ...
Elsevier Science (USA)American Journal of OrthodonticsRasmussen OC. Description of population and progress of symptoms in a longitudinal study of temporomandibular arthropathy[J]. Seand J Dent Res, 1981, 89(2) : 196-203.Rasmussen OC. Description of population and progress of symp- toms in a ...
Population trends of cities and villages in the North Central states [Population migration, rural sociology, USA]. One possible policy option for countries concerned about declining or aging populations is replacement migration – allowing or even encouraging international migration in order to counteract...
The origins of this book were in the Symposium on Experimental Pollination Biology held on 25 October, 1980, at California State University, USA. The topic... CE Jones,RJ Little - 《Quarterly Review of Biology》 被引量: 684发表: 1983年 Quantitative studies of the mating system in two sympa...
Species that have been translocated and otherwise manipulated by humans may show patterns of population structure that reflect those interactions. At the same time, natural processes shape populations, including behavioural characteristics like dispersal
Google Trends has been valuable to explore trends, seasonality and correlations for a variety of neurological and non-communicable diseases. Walcott et al29 used Google data to determine the prevalence of stroke in the USA. They found that disease-specific search queries related to stroke correlated...
The labor supply of Latinas in the USA: Comparing labor force participation, wages, and hours worked with Anglo and Black women Population Research&Policy ReviewKahn, J. , and L. Whittington 1996 “ The Labor Supply of Latinas in the USA: Comparing Labor Force Participation, ... KLA Whitting...
被引量: 23发表: 1981年 PERMANENT MOUNTAIN PINE-BEETLE POPULATION TREND PLOTS - GIBSON,KE - 《Northwest Environ J》 被引量: 0发表: 1988年 Population Changes of the Mountain Pine Beetle in Relation to Elevation Dendroctonus ponderosae Hopkins was studied in lodgepole pine, Pinus contorta Douglas,...
1981; Rowan and Powers 1991; Gates and Edmunds 1999; Baker 2003; Santos 2016). In field-collected samples, contamination from symbiodiniaceans is unavoidable and resulting DNA extractions harbor a mix of anthozoan, dinoflagellate, and other microorganism DNA (termed “holobiont” DNA). The ...