To control the plague of locusts, the finance department of Henan province has allocated RMB1.5 million. The affected farmland has been 158,000 hectares. The locust density is more than five times that specified in the state prevention standard. In average, there are at least 4000 insects per square meter.

Three helicopters are sent out, 8000 sets of device and 115 tons of insecticides have been put in use to eliminate the disaster...