Category: Past Papers MCQs

Farmers in a particular region were concerned that premature yellowing of leaves of a pulse crop might cause decrease in the yield? Which treatment could be most beneficial to obtain maximum seed yield__________

  • Application of iron and magnesium to promote synthesis of chlorophyll
  • Frequent irrigation of the crop
  • Treatment of the plants with cytokinins along with  a small dose of nitrogenous fertilizer.
  • Removal of all yellow leaves and spraying the remaining green leaves with  2,4,5 – trichlorophenoxy acetic acid
error: Content is protected !!
Scroll to Top