COLOMBO (News 1st) – Health Entomology Science Officers Association stated that the density of mosquito larvae has increased in several provinces including Northern, Eastern and Western provinces. Chairman of the association, Najith Sumanasena, noted the prevailing weather conditions of warm temperature and intermittent rains has increased the density of the larvae. According to Sumanasena, Britto Index […]
Mosquito larvae density spike in North, Eastern and Western provinces
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