Results 131 to 140 of about 1,301,593 (299)

Finishing store lambs from organic hill and upland farms OF0119 [PDF]

open access: yes, 1995
1. The aim of this study was to assess the economics and constraints associated with home finishing lambs on a range of organic hill and upland farms in England and Wales, and to evaluate the potential for further finishing on registered farms in the ...
Elliot, Mr J   +3 more
core  

Reconstructing post‐crisis recovery in the hinterlands of Constantinople: A high‐resolution first‐millennium CE pollen record from Lake Yeniçağa (NW Türkiye)

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Facing a novel plague pandemic, military invasions, and political–economic transformations, societies of the eastern Roman (Byzantine) empire had to adapt to a variety of pressures and new ways of exploiting their natural environments during the mid‐1st millennium CE.
Cristiano Vignola   +7 more
wiley   +1 more source

Evaluación científico-técnica de la Ley General para el Control del Tabaco de México Scientific and technical evaluation of Mexico’s General Law for Tobacco Control

open access: yesSalud Pública de México, 2010
La Ley General para el Control del Tabaco, aprobada en febrero de 2008, busca proteger a la población mexicana de los efectos nocivos del tabaco y asegurar el derecho de los no fumadores a vivir y convivir en espacios 100% libres de humo de tabaco.
Tonatiuh Barrientos-Gutiérrez
doaj  

A twofold development and demise of pine stands in the Netherlands during the Allerød interstadial: two hypotheses to explain a link to climate change recorded in Greenland ice

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The second half of the Allerød interstadial in the Netherlands is characterised by pine forest. Excavated trunks of 165 pine trees at Leusden‐Den Treek in the central Netherlands (LETR16) were dated by dendrochronology and radiocarbon. Two chronologically separated pine forest phases occurred during relatively warm periods as recorded in ...
Wim Z. Hoek   +4 more
wiley   +1 more source

La Ley del Talento Humano: un gran momento para el fortalecimiento del gremio de la salud

open access: yesRevista Colombiana de Obstetricia y Ginecología, 2016
La promulgación de la Ley 100 tomó al gremio de trabajadores de la salud desprevenido, razón por la cual no se asumió una conducta correcta para el aprovechamiento de esta ley en beneficio del personal que labora en el área de la salud, en términos de ...
Hector Jaramillo Villarreal
doaj  

Effect of organic crop rotations on long-term development of the weed seedbank [PDF]

open access: yes, 2002
Changes in the weed seedbank were monitored between 1991 and 1998 in two experiments that were established to compare organic crop rotations at two sites in NE Scotland.
Coutts, Michael   +5 more
core  

Salt‐induced nutritional and metabolic shifts in halophytes: implications for food security

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Plant species vary in their response to salinity: some crops show a degree of salt tolerance, while halophytes – whether wild or cultivated – are characterized by a high capacity to thrive under saline conditions. Halophytes are considered a source of valuable secondary metabolites with potential economic value, yet they might also produce ...
Giulia Atzori   +9 more
wiley   +1 more source

Del régimen jurídico pensional en Colombia: un estudio sobre la inaplicabilidad del habeas data sobre la información del cotizante [PDF]

open access: yes, 2015
Artículo de reflexiónRelación con el problema que presentan muchos colombianos al momento de solicitar su pensión en amparo de lo contenido en la Ley 100 de 1993 en su Capítulo II sobre pensión de vejez, que reciben una respuesta negativa por parte de ...
Pacheco-Pulido, Iván Mauricio
core  

Post‐Radiation Granuloma Annulare: A Series of Three Cases

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT We report typical cases of biopsy confirmed granuloma annulare occurring on irradiated skin in the context of breast cancer in three women in their seventies. The lesions appeared immediately after start of irradiation in one patient, 4 and 15 months after the end of radiation treatment in the other two. The lesions eventually spread elsewhere
Léa Scheid, Mona Mitcov, Dan Lipsker
wiley   +1 more source

Pronunciamiento de la Academia Nacional de Medicina Frente al Proyecto 052/04 de Reforma de la Ley 100 de 1993 (Agosto, 2005)

open access: yesMedicina, 2005
Mirando el panorama en conjunto, se puede concluir que la Ley 100 de 1993 no parece ser un modelo que se deba copiar ni tampoco un proyecto que se deba satanizar.
Zoilo Cuéllar-Montoya
doaj  

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