in this study, yield-water and profit function was used to obtain water demand function in agriculture sector. the results showed that the ratio of actual to potential evapotranspiration had positive, significant effecton the ratio of actual to potential yield for wheat and barley. also, square ratio of actual to potential evapotranspiration had negative, significant relationship. after estimat...

The study of mental health in the rural context has moved beyond simple notions of what defines rurality. Researchers in the field of rural mental health have realized that what constitutes ‘rural’ in terms of its impact on the mental health and wellbeing of rural residents entails more than physical geography and spatial localities. They have expressed the need to progress the agenda for rural...

" MEDICINE," wrote Plato more than two thousand years uigo, "is the science of health." To-day it is popularly regarded as the science of disease; otherwise we should be in the iab,it of paying for medical attendance only while we were actually maintained in good health, and yet, as matters now are, we are taught to live when our life is wellnigh spent. A revolution in act as well as in thought...

BACKGROUND Self-rated health is a commonly used measure of health status, usually having three to five categories. The measure is often collapsed into a dichotomous variable of good versus less than good health. This categorization has not yet been justified. METHODS Using data from the 1958 British birth cohort, we examined the relationship between socioeconomic conditions, indicated by occu...

Symmetry is a ubiquitous feature in the visual environment and can be detected by a variety of species, ranging from insects through to humans [1,2]. Here we show it can also bias estimates of basic scene properties. Mirror (reflective) symmetry can be detected in as little as 50 ms, in both natural and artificial visual scenes, and even when embedded within cluttered backgrounds [1]. In terms ...

BACKGROUND Mental wellbeing, conceptualised as positive affect, life satisfaction and realisation of needs that contribute to psychological growth, captures more than the absence of mental ill health. Several nations now aim to monitor and improve mental wellbeing. Whilst many studies document associations between adverse childhood experiences and mental disorders in adulthood, possible links b...