Solution culture : It is a method in which plants are grown in solutions.
(i) In this method a set of waterproof earthern vessels or troughs are taken. These are filled with nutrient solution.
(ii) In one vessel, normal nutrient solution is taken while in other, the same nutrient solution minus one of the elements (whose effect you want to study is taken).
(iii) In these seedlings of same size, species are now grown. The growth, appearance and symptoms displayed by the seedlings are then noted.
