Which of the following elements does not remobilize in plants?

Plants show certain morphological changes due to the absence of a specific element. These morphological changes are indicative of the deficiency of that particular element,which are called $........$ of the element.

In which part will the deficiency symptoms of nitrogen and potassium first appear?

Which of the following deficiency may cause leaf tip bending?

Deficiency of magnesium causes:

Gray speck disease in oats takes place by the deficiency of