Results 181 to 190 of about 3,961,344 (359)

Effects of Trade on Female Labor Force Participation [PDF]

open access: yes
Male and female labor are imperfect substitutes and some sectors are more suitable for female employment than others. Clearly, expansions of those sectors that use female labor intensively must affect aggregate female labor force participation (FLFP). We
Hosny Zoabi, Philip Sauré
core  

Does welfare reform affect fertility? Evidence from the UK [PDF]

open access: yes, 2007
In 1999 the UK government made major reforms to the system of child-contingent benefits, including the introduction of Working Families’ Tax Credit and an increase in means-tested Income Support for families with children.
Brewer, M., Ratcliffe, A., Smith, S.
core   +1 more source

Pentoxifylline dose finding trial in preterm neonates with suspected late onset sepsis (PTX‐trial)

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aim The aim of this study (PTX‐trial) is to determine the optimal dose of pentoxifylline (PTX) in preterm neonates (gestational age < 30 weeks) with (suspected) late onset sepsis (LONS). Methods The PTX‐trial is a prospective multicentre open‐label sequential dose‐optimization study with an adapted continual reassessment method.
Serife Kurul   +7 more
wiley   +1 more source

Testes size, testosterone production and reproductive behaviour in a natural mammalian mating system [PDF]

open access: yes, 2012
1. Testosterone (T) is a key mediator in the expression of numerous morphological and behavioural traits in mammals, but the factors underlying individual variation in circulating T levels are poorly understood. 2.
Lincoln, Gerald A.   +5 more
core  

Why we age

open access: yesBiological Reviews, EarlyView.
ABSTRACT Three categories of explanations exist for why we age: mechanistic theories, which omit reference to evolutionary forces; weakening force of selection theories, which posit that barriers exist that prevent evolutionary forces from optimising fitness in ageing; and optimisation theories, which posit that evolutionary forces actually select for ...
Michael S. Ringel
wiley   +1 more source

Factors affecting Child Labour in India [PDF]

open access: yes
Child labour in India is a critical socio-economic problem that needs special attention of policy makers. In order to make effective policies to reduce child labour it is important to understand the specific factors that affect it in different situations.
Maheshwari Mridul, Singh, Manjari
core  

Seed production in dianthus (Dianthus plumaris L.) : a thesis presented in partial fulfilment of the requirement for the degree of Master of Applied Science in Seed Technology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 1998
Stigma receptivity, method of pollination and seed production under glass house and field conditions of ten Hammett Dianthus (Dianthus plumaris L.) cultivars were investigated in this study.
Hewage, Nandana Pushpakumara
core  

The impact of urbanisation on social behaviour: a comprehensive review

open access: yesBiological Reviews, EarlyView.
ABSTRACT Urbanisation is a key driver of global environmental change and presents animals with novel stressors and challenges. It can fundamentally influence social behaviour and has the potential to reshape within‐ and between‐species social interactions. Given the role of social behaviour in reproductive fitness and survival, understanding how social
Avery L. Maune   +2 more
wiley   +1 more source

Efectos de los atributos de la hembra de ñandú (Rhea americana) sobre la viabilidad del huevo [PDF]

open access: yes, 2019
We conducted a study throughout a breeding season in a captive-bred population of Greater rheas (Rhea americana) to evaluate the association between egg viability and the female´s body weight and age.
Bazzano, Gisela del Valle   +3 more
core  

The spread of non‐native species

open access: yesBiological Reviews, EarlyView.
ABSTRACT The global redistribution of species through human agency is one of the defining ecological signatures of the Anthropocene, with biological invasions reshaping biodiversity patterns, ecosystem processes and services, and species interactions globally.
Phillip J. Haubrock   +16 more
wiley   +1 more source

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