Amaranthus stem borer, Hypolixus truncatulus(F.) (Coleoptera: Curculionidae) has become a major problem in Amaranthus cultivations in Mannar and Kilinochchi districts compelling farmers to abandon cultivations. This study ...

The silent habitat invader Parthenium is a most important problematic weed to native biodiversity and agriculture. Its accidental incursion and quick adaptation in Northern Sri Lanka is considered to be the major threat ...