Abstract:Brri (Bangladesh rice research institute) Usg (Urea super granule) applicator was developed to apply Usg in non-oxidized zone at 6-10 cm depth from surface at desired spacing to maintain the recommended Usg fertilizer doses of 118 and 168 kg ha -1 during Aman and Boro season, respectively that could be maintained with the adjustment of the applicator for 20 × 20 cm transplanting spacing. it was designed and fabricated with an adjustable facility for two rows operation in the rice field at spacing of 18 × 20, 2… Show more
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