23 January 1989.
Thailand
Locality: Ayutthaya Nakhon Ruang Tambong Bopong
Coordinates: Ayutthaya Nakhon Ruang Tambong Bopong14.6667, 100.5833
(Map it)
Elevation: 55m.
Drainage: Poor;
Freq: Frequent;
Fund: Ptrri/Irri;
Herb: No;
Lang_Var: Central Thai;
Mng_Var: Bird Rice;
Prov: Ayutthaya;
Samp_Method: Random;
Seed_File: Yes;
Site: Depression;
Soil_Text: Clay;
Topo: Flood Plain;
Awn_Strength: Intermediate;
Breedsys: Outcrossing;
Deg_Graze: 25% Grazed;
Deg_Introg: < 1% Gene Flow From O. Sativa To Wild Pop.;
Dist_To_Sat: <= 20 M;
Flower: Same As O. Sativa;
Growth_Stage: Seed Shed;
Pop_Comp: Heterogeneous;
Pop_Fert: Few Sterile Spikelets (60-80% Fertile);
Pop_Size: 50;
Ratoon: Many;
Seed_Prod: High;
Shade: Open;
Spp_Diver: Few Predominant Species (3-5) (Weedy Habitat);
Water_Depth: 0.5
Comment: THA029
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