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_H4

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RRDI Rice Varieties

H4

Variety name : H-4
Year of release : 1958
Pedigree : Murungakayan 302/Mas
Average yield : 3.5 t/ha
Maturity : 136 days
Plant height : 93.0 cm
Basal leaf sheath colour : Dark green
Recommendation : General cultivation

RRDI_Rice_H4_ED
RRDI_Rice_H4_Grain_ED
RRDI_Rice_H4_Plant
RRDI_Rice_H4_Plant1

Grain Quality Characteristics

Brown rice recovery  80.00%
Milling recovery 72.70%
Head rice recovery  61.40%
Amylose content High
Gelatinization temperature High
1000 grain weight 28.3 g
Grain shape Long Medium
Pericarp colour Red
Bushel weight 20.8 kg
Buff colour presence  No

Reaction to Pest and Disease

 

BlastBacterial Leaf BlightBrown Planthopper
Moderately ResistantModerately ResistantModerately Resistant

Grain Quality Characteristics

Brown rice recovery  80.00%
Milling recovery 72.70%
Head rice recovery  61.40%
Amylose content High
Gelatinization temperature High
1000 grain weight 28.3 g
Grain shape Long Medium
Pericarp colour Red
Bushel weight 20.8 kg
Buff colour presence  No

Reaction to Pest and Disease

BlastModerately Resistant
Bacterial Leaf BlightModerately Resistant
Brown PlanthopperModerately Resistant