Mineral Requirements of Plants: In 1860, Julius von Sachs, a prominent German botanist, demonstrated, for the first time, that plants could be grown to maturity in a defined nutrient solution in complete absence of soil. This technique of growing plants in a nutrient solution is known as hydroponics.
The method of growing plants without soil is called hydroponics, aquaculture, or soilless culture. For example tomatoes, Strawberries, and many other plants can grow through hydroponics techniques. In a growing population, scientists believe hydroponic technology may be able to reduce impending food shortages. The hydroponic farming method is used to identify the signs of various nutrient deficiencies in plants and to identify crucial nutrients for the growth and development of the plant
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