TUGUEGARAO CITY, Cagayan — More than 150 hectares of rice fields in Ballesteros town, Cagayan were ravaged by “ulmog” or brown planthopper this month, the local government said in a statement. Ballesteros agriculture officials said “there is a risk of a major reduction or loss of rice yield in the town if the destruction of palay farms persist. The pest attack comes as farmers are beginning to suffer from what promises to be severe drought ahead…