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Enhancement of rice productivity in Thailand

Three foliar sprays of Multi-K increased yield by 16.7%

 
 

Crop/cultivar

Rice / Suphan No.1 (a sown cultivar, not planted)

Country / locationThailand / TJC Research center, Suphanburi
ObjectivesIncrease yield
Haifa product testedMulti-Rice (13-3-43)
Application methodFoliar nutrition
Tested treatment3 x foliar sprays @ 360 lit/ha (Knapsack sprayer); 40, 60, 75 days after sowing @ 2%, 3%, 3%, respectively.
These were compared with:
Prosol 10-52-8+Sul-15 Plus, 0.5% + 1.0%, 60 & 75 d.a.s. or
Prosol 20-20-20 + Surprize, 1% + 0.8%, 60 & 75 d.a.s.
Control treatment resultsTotal Yield: 5.7 MT/ha
Grain integrity (quality): 79.7%
Grower’s revenue from yield: 170 US$/MT
Best treatment resultsTotal Yield: 6.65 MT/ha
Grain integrity: 86.0%
Grower’s revenue from yield: 198 US$/MT
Characteristics of best treatment

Yield increase: 0.95 MT/ha (16.7% above control).
Enhanced grain integrity: 6.3%

Cost of treatment (application + material) 31.5 US$/ha

Net benefit of best treatment156.6 US$/ha
Benefit/Cost ratio6.0
Conclusions

3 x F.S. @ 3% was superior to all other treatments checked. This treatment may be recommended routinely.

ReferenceMr. Pongsak (Manager of R&D Dept. of TJC Chemical Co.) & C. Sonklien.