
He urged the government to help raise the yield per rai from 3.5 tonnes at present to 5 per cent.
"While this would reduce the plantation cost, it would also generate more export income for farmers and the government," he said.
Chen said that tapioca price tends to rise due to the high oil prices, which spark higher demand for ethanol. If the yield stays at the current level, this could affect the cost of animal feeds which use cassava roots as a main raw material.
- The Nation