Response of sunflower (Helianthus annuus L.) based cropping systems to fertilizer levels
Response of sunflower (Helianthus annuus L.) based cropping systems to fertilizer levels
Keywords:
Cropping system, Sunflower, System productivityAbstract
Field experiment was conducted during 2018-19 to study the effect of different preceeding crops and fertilizer levels on yield and economics of rabi sunflower. Significantly higher sunflower equivalent yield was obtained in maize-sunflower cropping system (2071 kg/ha) which is on par with greengram-sunflower cropping system (2060 kg/ha). Application of 100% RDF recorded significantly higher sunflower equivalent yield (1785 kg/ha) than 50% STCR (1428 kg/ha) but on par with that of 100% STCR (1650 kg/ha). The highest system gross returns, net returns and B: C ratio were obtained with greengram-sunflower and 100% RDF fertilizer.
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References
Reddy B N and Suresh G 2009. Crop diversification with oilseed crops for maximizing productivity, profitability and resource conservation. Indian Journal of Agronomy, 54(2):206-214.