Upstart university is not an accredited institution of higher learning. courses on this site are not intended to be a replacement for post-secondary education, nor will course completion lead in any way to a baccalaureate or other degree.. Hydroponics is a technology for growing plants in nutrient solutions (water containing fertilizers) with or without the use of an artificial medium (sand, gravel, vermiculite, rockwool, perlite, peatmoss. coir, or sawdust) to provide mechanical support.. Hydroponics is a subset of hydroculture, which is a method of growing plants without soil by using mineral nutrient solutions in a water solvent. terrestrial plants may be grown with only their roots exposed to the mineral solution, or the roots may be supported by an inert medium, such as perlite or gravel.. the nutrients used in hydroponic systems can come from an array of different sources.
Hydroponic systems require a carefully crafted fertilizer to mix into a nutrient solution for crops. different fertilizers are formulated for different crops. for instance, nutrient-hogging tomatoes will need a very different formula than reserved lettuce.. Hydroponics, or growing plants in a nutrient solution root medium, is a growing area of commercial food production and also is used for home food production by hobbyists. learn about the state-of-the-art techniques for producing food in a controlled, soilless setting.. Hydroponic lettuce handbook this hydroponic greenhouse production system was designed for small operations to provide local production of head lettuce as well as employment to the proprieters..
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