大だい発はっ生せいだいはっせいじ字FuriganaMeanings1nounexplosive increase; severe outbreak; upsurge of pestsUsed especially for a sudden, large-scale increase in pest populations such as insects or rodents.今年ことしはカメムシが大だい発はっ生せいして農のう作さく物ぶつに大おお
