A review of early warning systems practiced in selected asian countries

The early warning systems practiced in India, Bangladesh, Pakistan, Malaysia, Nepal, Philippines, Korea and Thailand were reviewed for gaining understanding about formulation of an early warning system in Bangladesh. It was revealed that among the Asian countries India had a relatively well organized system of pre-harvest forecasting of crop production. Production forecasting is done through the following means: area and yield estimation, water balance and rainfall indices, monitoring of input use, watch on pests and diseases and remote sensing techniques. Early warning concerning food management system is practiced through monitoring of price, monitoring of market arrivals and food stocks with the government.