Results 111 to 120 of about 242,737 (345)
Supplemental protocol for liana censuses [PDF]
, 2008 Lianas affect many aspects of tropical forest dynamics and thus the study of their ecology is critical for a comprehensive understanding of tropical forest ecology. Recently, we initiated a complete census of all lianas ≥1 cm diameter in the 50 ha forest
Aguilar, S +5 more
core +1 more source
Revija za GeografijoThe statistical literature, which contains data for the period of the Habsburg modern population censuses, was created on the basis of calculations by municipal officials.
Ivica Pletikosić
doaj +1 more source
Lengua y Sociedad, 1998 Em 1993, foram realizados dois censos no Peru, o IX censo populacional dos últimos tempos e o IV censo habitacional. Um novo censo, desta vez mais complexo, já foi anunciado para 2001. Os censos são importantes para as sociedades, mas vale a pena analisar sua racionalidade para ver o quanto devemos esperar deles e o quanto é legítimo atribuir-lhes ...
openaire +1 more source
Assessing the impact of spear fishing by using competitions records and underwater visual censuses
Scientia Marina, 2011 Recreational fishers are increasingly competing for space and resources with commercial fishers worldwide, but have been poorly studied. In particular, the impacts of spearfishing competitions on the temperate fish assemblages have seldom been analysed ...
P. Pita, Juan Freire
semanticscholar +1 more source
Hemp Cultivation and Crop Diversification: Implications for Ecosystem Services in Kentucky
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This study examines the ecosystem benefits of expanding hemp cultivation by assessing its impact on crop diversity. Using scenario‐based simulations and fixed‐effect panel regressions with county‐level data in Kentucky, we find that increased hemp acreage tends to enhance crop diversity, improving water quality and bird diversity.
Yunsun Park +4 more
wiley +1 more source
Coordination between housing censuses and population censuses and of theses censuses with other statistical inquiries and compilation [PDF]
, 1968 This paper focuses on the question of co-ordination between censuses of population and housing, and of these with other types of field inquiries and current statistics systems, should be considered within the context of an integrated system of data ...
core
¿Cómo editar los censos de personas esclavizadas?
Journal of the Text Encoding InitiativeThis article reflects on the process of creating digital editions of the enumerations of enslaved persons produced in various languages in the Americas between the sixteenth and nineteenth centuries.
Clayton McCarl
doaj +1 more source
Chinese Trade Competition and Rural Mexican Migration
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT China's accession to the World Trade Organization in 2001 reshaped global trade, reducing U.S. demand for Mexican manufactured goods and weakening Mexico's manufacturing employment. This study estimates how this trade‐induced decline affected migration and employment decisions among rural Mexicans.
Zachariah Rutledge, Joaquin Mayorga
wiley +1 more source
Biotechnologie, Agronomie, Société et Environnement, 2012 The Multicolored Asian ladybeetle, Harmonia axyridis (Pallas), native to Asia, is an invasive species in many European and American countries. Initially introduced as a biological control agent against aphids and coccids in greenhouses, this alien ...
Vandereycken, A. +4 more
doaj
U.S. Decennial Census Digitization and Linkage Project
International Journal of Population Data Science, 2019 The U.S. Census Bureau maintains a large longitudinal research infrastructure that currently includes linked data from the 1940 census, the 2000-2010 censuses, major national surveys going back to 1973, and administrative records dating back to the 1990s.
Trent Alexander, Katie Genadek
doaj +1 more source