被引量: 19发表: 1963年 Ionising radiation exposure of the population of the United States: NCRP Report No. 160 This report is a long-awaited sequel to NCRP Report No. 93 (published in 1987) and provides a comprehensive re-evaluation of the exposure of the US population to all natural and...
New Estimates of Fertility and Population in the United States: A Study of Annual White Births from 1855 to 1960 and of Completeness of Enumeration in the Censuses from 1880 to 1960. This paper presents indirect estimates of desired family size and unwanted births for married and cohabitating ...
and M. ZELNIK (1963) New Estimates of Fertility and Population in the United States. Princeton University Press, Princeton. Google Scholar DUBLIN, L.I. (1932) “The outlook for the American birth rate (in) Pitt-Rivers”. In G.H.L.F. (ed.), Problems of Population: 118–119. George...
For example, the price of wheat in the United States, adjusted for inflation, has fallen by about two-thirds in the last 200 years. Since 1950, the world’s per capita food production has increased by about one percent per year. The incidence of famine has diminished, with famines in ...
Population Education in the United States: A Preliminary Report to the Commission on Population Growth and the American Future These include: research and development centers; materials development; teacher training programs; and, model programs. The appendix consists of a preliminary ... S Viederman...
Striped skunks ( Mephitis mephitis ) were live trapped on a 337-acre area near Richmond, 1.5 miles south of Montpelier, Virginia, from September 1963 until October 1969. Thirty-one skunks were recaptured on 92 occassions. Skunk numbers declined during the study from an average of two per 100...
Büttiker W (1958) Notes on exophily in anophelines in south-east Asia. Bull World Health Organ 19: 1118-1123 Google Scholar Carpenter SJ, Middlekauff WW, Chamberlain RW (1946) The Mosquitoes of Southern United States East of Oklahoma and Texas. Am Midl Nat Monogr 3. The University Press...
000 miles of waterways. The largest states of United States are Alaska,Texas,California, Montana and New Mexico.New York Stateis the fourth largest state and some of the world's popular theme parks, including Disney World, Universal Studios, and SeaWorld are inFlorida State. The Wright ...
Skunk numbers declined during the study from an average of two per 100 acres in 1963–65 to one per 100 acres in 1966–69. Numbers tended to increase in fall and winter and decrease from spring to summer. The trappable population was predominately adult and few (3) immatures were captured...
just over 69 million residents. It is made up of over 1,430 islands and borders Myanmar, Laos, Cambodia, and Malaysia and its coastline is on the Gulf of Thailand. Thailand is a founding member of ASEAN, the Association of Southeast Nations, and is a major ally of theUnited States. ...