Navegar por los elementos (20655 total)

Letter from the editor-in-chief of the “Population and Economics” journal about the special issue

Letter from the editor-in-chief of the “Population and Economics” journal about the special issue

The COVID-19 pandemic, its duration, and its intensity are harbingers of demographic change. In the context of social demography, it is crucial to explore the social challenge emerging from the coronavirus disease. The main purpose of this study is…

The field of virology has never been more exciting as a research area and more relevant to human health as it is in 2009. The AIDS pandemic, caused by the uncurtailed spread of HIV-1 in large parts of the world, continues to have an enormous impact…

We generalize the notion of λ-superstrings, presented in a previous paper, to the notion of weighted λ-superstrings. This generalization entails an important improvement in the applications to vaccine designs, as it allows epitopes to be weighted by…

In this work, we aimed to test whether taxonomic diversity and functional diversity and the values of functional traits of the weed seed bank varied across the field, from margins to the core, and between fields embedded in distinct landscape…

The presence of weeds in agricultural areas depends, among other factors, on the management system. The objective of this study was to evaluate weed infestation using different interventions in autumnwinter carried out in three different management…

Two field experiments were conducted in two successive seasons, 2005/2006 and 2006/2007, to determine whether management can improve faba bean competitiveness with weeds, thus helping to achieve its yield potential. The experiment included five…

In the light of the COVID-19 pandemic, schools worldwide are compelled to find new ways of providing education to their students. Educational institutions are shifting to emergency E-learning, while their underprepared teachers find themselves…