Aquaculture cultivation system, is a way of farming without soil, has been a large area in developed countries to promote, China is also introduced in recent years.
Water, as the name suggests is to use water to grow crops, this process does not need to use natural soil. For us, there is no stranger to the plow, water is the hydroponics, in many families will plant one or two hydroponics plant green home.
The water used in the aquaculture cultivation is subjected to safe water treatment and the trace elements and microbes required for the growth of the crop are added - the amount of nitrogen, phosphorus, potassium and potassium are free in the water, and the microorganisms that produce the plants also react with the plants The Water instead of the soil, more directly to the plant to absorb nutrients.
Plants planted in this way, not only nutritious, but also to a large extent to maintain the original flavor of food. And some daily vegetables in the paddy fields, such as Sai Yeung or Tung Choi, the surface is water "species" out, in fact, only raised in the water only, the lack of nutritional value. The water plants are more like the wild plants in the ocean, containing a lot of rich elements beneficial to the human body.
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