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Nutrient Management :: Sunflower
Sunflower ( Helianthus annuus )
Application of Fertilizers
Application of Micronutrients
Apply sulphur @ 20 kg/ha through ammonium sulphate or single super phosphate Or apply gypsum@ 200kg/ha as basal.
Spray borax @ 0.2 % (2g/l of water) to capitulum at ray floret opening stage to improve seed set and seed filling.
Spray 0.5% borax at the stage of button opening for increased seed set.
Updated on : 13.06.2013