Intensive trade, transport and travel activities across different geographic regions are prime source of introduction and spread of alien plant species. The role of roadsides in the long distance transport and spread of alien plants has been well explored whereas, railways are less considered in...

The invasive species is of global importance. It is recognized as one of the leading threats to biodiversity and imposes tremendous costs on agriculture, fisheries, wetlands, forestry, natural areas, and other human enterprises, including human health. The nature and distribution of invasive ...

This session will examine to what degree some perennially discussed theoretical notions of how classical biological control ought to be conducted have actually guided or improved the conduct of real projects in recent years. This topic is relevant because at bottom, biological control is about...

Romerillo (Bidens pilosa L. var. radiata Schultz-Bip.), a native of Tropical America, was introduced to Thailand for apiculture around 1998-99 from Taiwan. The seeds were sown along road side in the Chiangmai province of northern Thailand. This species was detected 2 years after introduction. Seeds ...

Chromolaena odorata (L.) King and Robinson is a native of the tropical Americas and has become a serious invasive weed in the wet/dry tropics of Eastern and Western India. A stem gall fly, Cecidochares connexa (Diptera: Tephritidae) was introduced from Indonesia into India in 2002. A culture of the ...

Buddleja davidii, (Franch. (Buddlejaceae), butterfly bush or buddleia) is a native of central China that has become a notorious weed in many temperate and Mediterranean regions. In Tasmania, Australia, B. davidii has only been recorded as an incidental naturalised plant, restricted mainly to...