Abstract
A newly released high protein enriched, premium quality type high yielding, extra-long slender grain containing rice variety BRRI dhan107 which suitable for irrigated ecosystem of Bangladesh, is an improvement over existing high protein enriched and premium quality type rice varieties for Bangladesh. The variety has satisfactorily passed the Proposed Variety Trial (PVT) conducted in the farmers’ field in Boro 2022-23 season. As a result National Seed Board (NSB) approved this variety for commercial cultivation in the Boro season (dry season) in 2024. It has modern plant type with 103 cm plant height and matures by 148 days. The proposed variety showed 1.20 t/ha higher yield than check variety BRRI dhan50. Identifying characters of this variety are green leaf, intermediate plant height, semi-erect flag leaf, extra-long slender grain, intermediate leaf senescence. On an average it can produce 8.19 t/ha grain yield, although with appropriate management under favorable environment it can give up to 9.57 t/ha yield. Thousand grain weight of the variety is 26.1 gm and head rice yield is 60.1%. High protein (10.02%) enriched BRRI dhan107 has high amylose (29.1%) with extra-long slender (7.6 mm) type grain. The high protein enriched, premium quality type rice variety BRRI dhan107 is a superb variety for cultivating in the Boro season (dry) and farmers as well as the country can be nutritionally and economically benefited by the cultivation of BRRI dhan107.
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