Telephone

+94 812 388331 / 32/ 34

Email Address

info@doa.gov.lk

Office Address

Department of Agriculture, P.O.Box. 01,
Peradeniya

RRDI_Rice_At 306

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RRDI Rice Varieties

At 306

Variety name : At 306
Year of release : 2004
Pedigree : IR 49517-41-1-2-3/At 405
Average yield : 4.7 t/ha
Maturity : 102 days
Plant height : 63.0 cm
Basal leaf sheath colour : Green
Recommendation : General cultivation

RRDI_At306_Grain
RRDI_At306_Rice
RRDI_At306_Plant
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Grain Quality Characteristics

Brown rice recovery 78.60%
Milling recovery 66.30%
Head rice recovery 50.40%
Amylose content High
Gelatinization temperature Intermediate-High
1000 grain weight 21.9 g
Grain shape Long slender
Pericarp colour White
Bushel weight 19.0 kg
Buff colour presence No

Reaction to Pest and Disease

Blast  Bacterial Leaf Blight Gall Midge  Brown Planthopper
Moderately Resistant  Moderately Resistant Moderately Resistant Resistant

Grain Quality Characteristics

Brown rice recovery 78.60%
Milling recovery 66.30%
Head rice recovery 50.40%
Amylose content High
Gelatinization temperature Intermediate-High
1000 grain weight 21.9 g
Grain shape Long slender
Pericarp colour White
Bushel weight 19.0 kg
Buff colour presence No

Reaction to Pest and Disease

BlastModerately Resistant 
Bacterial Leaf BlightModerately Resistant 
Gall MidgeModerately Resistant 
Brown PlanthopperResistant