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  2. Subirrigation - Wikipedia

    en.wikipedia.org/wiki/Subirrigation

    Three basic types of subirrigation system are in general use for potted plants in greenhouses: ebb-and-flow (bench-mounted enclosures holding pots are filled and then drained); trough (water is flowed through bench-mounted, slightly sloping enclosures containing pots); and flooded floor (special sloped concrete flooring is flooded and drained).

  3. Polytunnel - Wikipedia

    en.wikipedia.org/wiki/Polytunnel

    High-tech poly houses even have space-heating systems as well as soil-heating systems to purify the soil of unwanted viruses, bacteria, and other organisms. The recent Indo-Israel collaboration at Gharunda, near Karnal is an excellent example of Polyhouse farming taking place in a developing country.

  4. Hydroponics - Wikipedia

    en.wikipedia.org/wiki/Hydroponics

    A run-to-waste hydroponics system, referred to as "The Bengal System" after the region in eastern India where it was invented (circa 1946) This method can be set up in various configurations. In its simplest form, a nutrient-and-water solution is manually applied one or more times per day to a container of inert growing media, such as rockwool ...

  5. Irrigation - Wikipedia

    en.wikipedia.org/wiki/Irrigation

    In sprinkler irrigation, water is piped to one or more central locations within the field and distributed by overhead high-pressure water devices. Micro-irrigation is a system that distributes water under low pressure through a piped network and applies it as a small discharge to each plant. Micro-irrigation uses less pressure and water flow ...

  6. Greenhouse - Wikipedia

    en.wikipedia.org/wiki/Greenhouse

    The terms greenhouse, glasshouse, and hothouse are often used interchangeably to refer to buildings used for cultivating plants. The specific term used depends on the material and heating system used in the building. Nowadays, greenhouses are more commonly constructed with a variety of materials, such as wood and polyethylene plastic. [2]

  7. Hand-pollination - Wikipedia

    en.wikipedia.org/wiki/Hand-pollination

    Common reasons for choosing this method include the lack of pollinators, keeping control of cross-pollination between varieties grown together, [1] and creating specific hybrids. [ 2 ] Examples of this are vanilla plants, which are transported to areas where its natural pollinator doesn't exist, or plants grown in greenhouses, urban areas , or ...

  8. Oil mist lubrication - Wikipedia

    en.wikipedia.org/wiki/Oil_mist_lubrication

    Oil mist is an atomized amount of oil carried or suspended in a volume of pressurized dry air. The oil mist, actually a ratio of one volume of oil suspended or carried in 200,000 volumes of clean, dry air, moves in a piping system (header). The point of origin is usually a mixing valve (the oil mist generator), connected to this header. Branch ...

  9. Greenhouse effect - Wikipedia

    en.wikipedia.org/wiki/Greenhouse_effect

    The greenhouse effect on Earth is defined as: "The infrared radiative effect of all infrared absorbing constituents in the atmosphere.Greenhouse gases (GHGs), clouds, and some aerosols absorb terrestrial radiation emitted by the Earth’s surface and elsewhere in the atmosphere."