I
definitely believe that the hydroponics is the advanced style of the
agriculture, in other words “the agriculture of future”. Recently, it is proven
that many plant factories are constructed, these are the figure of the
hydroponics. The plant factories can utilize the land to the limit and these just
looks like the factory not farmland. Under the scientific management, they
produce plants very effectively, the singular problem is the sunlight, but they
can provide it by the LED, in a sense, these are the final model of the
agriculture.
The
hydroponics needs fertilizers, then we cannot call it Organic food, but Pesticide-free
vegetables, in other words Liquid fertilizer cultivation. The liquid fertilizer
is the high purity inorganic one which include the appropriate macro elements
and trace elements of vegetables. The soil based cultivation cannot do the same
thing. I always think this appropriateness of the elements is very rational. The
important thing for cultivation
is to give the elements in proper quantities. It is not only good for the
harvest, but also good for the lands. If we keep the harmony to the nature, we
must keep the soil natural in order to activate the native microbe. If we need much
more food globally, we must cultivate without placing stress on nature.
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