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Many corals require a deep blue or actinic spectrum of light to thrive. T5 High Output fluorescent bulbs which are thinner than traditional T8 bulbs and provide a much brighter, more powerful light are commonly used as are the older VHO (Very High Output) fluorescent tubes and compact fluorescent lighting. Another light source in reef aquariums ...
Lights are usually controlled by a timer that allows the plants to be acclimated to a set cycle. [43] Alternatively, some aquarists opt for placing their aquariums near windows (usually north or northeastern-facing, to avoid harsh direct sun), without artificial lighting, thus giving plants a more consistent, natural light cycle.
This lesser-known algae is quite attractive, growing flat branches covered in segmented branchlets. Depending on its environment, the algae will take on a yellow, orange, or red coloration (deep red under aquarium lighting). It is also highly variable in terms of its size and composition. [230] [231] 8 in (20.3 cm) [231] Silk skin: Pugetia japonica
Drip irrigation or trickle irrigation is a type of micro-irrigation system that has the potential to save water and nutrients by allowing water to drip slowly to the roots of plants, either from above the soil surface or buried below the surface.
Deep water culture (DWC) is a hydroponic method of plant production by means of suspending the plant roots in a solution of nutrient-rich, oxygenated water. Also known as deep flow technique (DFT), floating raft technology (FRT), or raceway, this method uses a rectangular tank less than one foot deep filled with a nutrient-rich solution with ...
Green King may refer to: Greene King, UK pub chain and brewer; Ulmus pumila 'Green King', an elm tree cultivar This page was last edited on 19 ...