AlQa'dah 24, 1434, Sep 30, 2013, SPA -- The Minister of Agriculture Dr. Fahd bin Abdulrahman Balghunaim signed here yesterday the lease contract worth SR 34,425,000 for operating aerial spraying planes in the Kingdom of Saudi Arabia. The contract provides for fighting locusts, agricultural pests, control of epidemics and mosquitoes carrying dengue and Rift Valley fevers, and mosquito in sewage lakes.