A) Frequent irrigation of the crop
B) Treatment of the plants with cytokinins along with a small dose of nitrogenous fertilizer
C) Removal of all yellow leaves and spraying the remaining green leaves with 2, 4, 5-trichlorophenoxy acetic acid
D) Application of iron and magnesium to promote synthesis of chlorophyll
Correct Answer: D
Solution :
If a pulse crop is undergoing premature yellowing of leaves and decrease in yield then application of iron and magnesium to promote synthesis of chlorophyll may become most beneficial to overcome the problem and to obtain maximum seed yield.
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