Light quantity (intensity and photoperiod) and quality (spectral composition) affect plant
growth and physiology and interact with other environmental parameters and cultivation …

Light-emitting diodes (LEDs) will become one of the world's most important light sources and
their integration in microalgal production systems (photobioreactors) needs to be …

From the global solar radiation which enters the greenhouse interior space only
Photosynthetic Active Radiation (PAR) is absorbed by the plants and is important for their …

Little is known about the effects of leaf pigmentation (related to leaf ontogeny), on the
spectral dependence of photosynthesis and most observations have been limited so far to …

High-intensity discharge (HID) and light-emitting diode (LED) lights have been widely
compared for use in greenhouse plant production but the results are contradictory. In order …

The main challenge facing greenhouse designers is to achieve environment-appropriate
greenhouses, especially in tropical regions. The excess radiant energy transmitted into the …

The objective of our study was to characterise the growth of tomato seedlings under various
light spectra, but special attention has been paid to gaining a deeper insight into the details …

Abstract Effect of the end-of-day and the end-of-night red and blue light in dill growth was
investigated. Ambrozja dill (Anethum graveolens L.) cvs were grown in vegetation chambers …

New light sources for horticultural applications, intended to replace HPS lamps or
fluorescent tubes, are currently being introduced in the market. Special attention is being …

The influence of red light and ultraviolet (UV)-A radiation on the single leaf photosynthesis
and transpiration were investigated in two different plant-type rice cultivars: active tillering …