EFFECTIVENESS OF PRILLED UREA AND UREA SUPER GRANULE ON RICE PRODUCTION IN THE EASTERN SURMA KUSHIYARA FLOODPLAIN SOILS

M A Aziz1, M S Hossain, M M Haque and K M Salahuddin
Journal of the Sylhet Agricultural University, Volume 1, Issue 1, 2014, Pages 35-38

Abstract:

The experiment was conducted at the farmer’s field Alampur, Sylhet to investgate the effect of prilled urea (PU) and urea super granule (USG) on rice during transplanted aman season. Three doses (50, 75 and 100 kg ha-1) of nitrogen from PU and USG including a control (no N added) were tested in the Randomized Complete Block Design. The test variety was BRRI dhan31. PU was applied into three equal splits e.g. 1/3rd at basal, 1/3rd at maximum tillering stage and the remaining 1/3rd at panicle initiation stage while USG was applied at deep placed at 10 days after transplanting (DAT). USG at 75 kg N ha-1 produced the highest grain yield. The highest total N uptake and N use efficiency were recorded in treatment T4 (USG 75 kg N ha-1). The highest net benefit was also observed in treatment T4 (USG 75 kg N ha-1). Therefore, it can be concluded that USG (75 kg N ha-1) is more suitable for rice cultivation.

Keywords:

USG, rice production, the eastern Surma Kushiyara floodplain


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M A Aziz1, M S Hossain, M M Haque and K M Salahuddin. 2014. EFFECTIVENESS OF PRILLED UREA AND UREA SUPER GRANULE ON RICE PRODUCTION IN THE EASTERN SURMA KUSHIYARA FLOODPLAIN SOILS, Journal of the Sylhet Agricultural University 1(1): 35-38.