Humic acid (HA) is a kind of organic substance that has shown good effects in regard to promoting crop growth. In the current study, influences three kinds fertilizers mainly containing humic/fulvic acids, including water-soluble fertilizer humic (WHA), fulvic potassium (FAP), and distillate (FAD), on qualities ‘Eureka’ lemon fruits were investigated systematically at their different harvest ti...

The notion of uncertain delivery is extended to study exchange economies in which agents have different abilities to distinguish between goods (for example a car in good condition versus a car in bad condition). In this setting, it is useful to distinguish goods not only by their physical characteristics, but also by the agent that is bringing them to the market. Equilibrium is shown to exist, ...

Watch or even think of someone biting into a juicy lemon and your saliva will flow. This is a phenomenon of resonance, best described by the Perception-Action Model, where a physiological state in a person is activated through observation of this state in another. Within a broad framework of empathy, including manifold abilities depending on the Perception-Action link, resonance has been propos...