Journal of FARM SCIENCES, Vol 31, No 2 (2018)

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Response of sesame (Sesamum indicum L.) to sulphur nutrition during summer

CHINNAVVA PALABHAVI, S. B. KALAGHATAGI

Abstract


A field experiment was carried out to assess the Effect of sources andlevels of sulphur on sesame during 2016 summer in UKP commandarea at Agriculture Research Station, Almel Sindagi taluk Vijayapura.The results indicated that, application of suplhur at 25 kg ha-1 eitherof the sources (sulphur bentonic and gypsum) recorded significantlyhigher plant height (133.20 cm), number of capsules per plant (65.60),drymatter accumulation (10.90 g plant-1), seed yield (899 kg ha-1), oilcontent (48%) and oil yield (435kg ha-1) over other levels of sulphur(10,15, and 20 kg sulphur ha-1). Application of sulphur up to25 kg ha-1 to the sesame crop increased the seed yield significantly ascompared to control (487 kg ha-1, 31% and 435 kg ha-1 seed yield, oilcontent and oilt yield respectively). Among the levels of sulphurapplied, significanlty higher net returns (` 41,002 ha-1) and benefitcost ratio (3.00) was recorded with application of 25 kg sulphur ha-1irrespectively of sulphur sources as compared to control(` 14,497, ha-1 and 2.00), respectively. Both the sources of sulphurviz; sulphur bentonite and gypsum were on par with respect to oilcontent, seed and oil yield and also incresed the net returns and benefitcost ratio per unit area.

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