Telephone
+94 812 388 331 /32/ 34
Email Address
info@doa.gov.lk /
dgoffice@doa.gov.lk
Office Address
Department of Agriculture,P.O.Box.01,
Peradeniya

RRDI_Rice_Bg450

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RRDI Rice Varieties

Bg 450

Variety name : Bg 450
Year of release : 1985
Pedigree : Bg 12-1#2 / IR 42
Average yield : 5.3 t/ha
Maturity : 125 days
Plant height : 64.0 cm
Basal leaf sheath colour : Perpul
Recommendation : General cultivation

Grain Quality Characteristics

Brown rice recovery 80.70%
Milling recovery 73.30%
Head rice recovery 66.40%
Amylose content High
Gelatinization temperature Intermediate
1000 grain weight 14.2 g
Grain shape Short Round
Pericarp colour White
Bushel weight 21.2 kg
Buff colour presence No

Reaction to Pest and Disease

Blast Bacterial Leaf Blight Gall midge Brown Planthopper
Susceptible Moderately Resistant / Moderately Susceptible Resistant to Gall Midge-1 Moderately Resistant / Moderately Susceptible

Grain Quality Characteristics

Brown rice recovery 80.70%
Milling recovery 73.30%
Head rice recovery 66.40%
Amylose content High
Gelatinization temperature Intermediate
1000 grain weight 14.2 g
Grain shape Short Round
Pericarp colour White
Bushel weight 21.2 kg
Buff colour presence No

Reaction to Pest and Disease

BlastSusceptible
Bacterial Leaf BlightModerately Resistant / Moderately Susceptible
Gall MidgeResistant to Gall Midge-1
Brown PlanthopperModerately Resistant / Moderately Susceptible