Question:
How are the terms ‘critical concentration’ and ‘deficient’ different from each other in terms of the concentration of an essential element in plants? How will you find the values of ‘critical concentration’ and ‘deficient’ for minerals – Fe & Zn?
Solution:
Critical concentration is the concentration of essential elements below which the plant growth would stop whereas the concentration of essential elements below which the deficiency of an element starts taking place and visible signs are seen in deficient.
These values can be found out using Hydropo