Uttar Sona: A medium-slender grain rice variety suitable for cultivation during Boro-season

Abstract

Uttar Sona has been developed from the cross between MTU 7029 × Gontra Bidhan-1. It was tested under All India Coordinated Rice Improvement Project (AICRIP) in IVT-Boro during 2013-14 and 2014-15. It out yielded national, regional, local and hybrid checks with a yield advantage of 18.57, 29.03, 16.36 and 6.63 per cent, respectively. Overall rank of Uttar Sona during the first year of testing was third in IVT Boro 2013-14 and it ranked sixth during the second year of testing in IVT-Boro 2014-15. The entry has also tested under IVT-E-TP during 2013. It ranked first in IVT-E-TP 2013.Uttar Sona already has been adopted by the farmers of Unishbisha G.P. (Mathabhanga-II block), Patlakhawa G.P. (Cooch Behar-II block), Bamunhat G.P. (Dinhata-II block) and Chotosalbari G.P. (Sitalkuchi block) of Cooch Behar district. It showed field resistance to major pest and diseases.

Keywords

• uttar sona
• rice variety
• medium slender
• boro-season
• west bengal