In the last decades, there has been a far-reaching debate about whether reason is natural power of human animal or socio-historical achievement. This paper brings out and criticizes two paradigmatic views entangled in that dilemma: substantive view which construes as primitive possessing basic forms intelligibility; derivative traces back to non-rational, natural-historic processes. I approach ...

Recently much attention has been paid by horticulturists to light-emitting diodes as a new source of economical and spectral-selective light. The reason is mainly coming from their versatility in handling and mounting, long working time, wattage use efficiency and lower heat production. In this study we examined their potential in promoting seed germination and producing quality flower seedling...