Molybdenum deficiency in sunflower is characterised by pale
green foliage, interveinal and marginal chlorosis of old leaves
and inward curling of leaf margins of the young leaves giving
them a "cupped" appearance.
Application of recommended doses of molybdenum or as per
soil test values.
Application of sodium molybdate at the rate of 0.300 - 0.800
MAJOR MOLYBDENUM CONTAINING FERTILIZERS ARE:
Sodium Molybdate 37 - 39%