In spite of remarkable spectrum of activity of neem, Azadirachta indica (Family: Meliaceae) against pests, does the tree itself not immune to them. Many insects such as ash weevils, tortricid moth, peacock moth, scale and ...

Excessive use of inorganic fertilizers and pesticides has affected soil and water quality in the Jaffna peninsula, Sri Lanka. Students from the Faculty of Agriculture at the University of Jaffna have been learning about ...

Root-knot nematode, Meloidogyne incognita are generally regarded as silent enemies in soil and cause losses up to 80% in heavily infested vegetable fields. Stunting, yellowing and a general unthrifty appearance are the ...

Potential bio-agent Trichoderma spp. is used to control soil borne plant diseases. Mode of actions of Trichoderama is antibiosis, parasitism and competition. Even though, Commercial formulations of Trichoderma are not ...

Papaw mealybug, Paracoccus marginatus causes severe economic losses in crops mainly in papaw, Carica papaya due to its damage following symptoms such as yellowing, crinckling distortion of leaves and sooty mould development. ...

Plant regeneration protocol of ‘‘Egusi’’ melon (Colocynthis citrullus L.) was established using three local (‘‘Ejagham’’, ‘‘Sewere’’ and ‘‘Barablackedge’’) and one improved (NHC1-130) cultivars. Cotyledonary explants of ...

Jaffna is one of the main agricultural districts in the Northern Province, Sri Lanka. Farmers in this district rely on traditional practices and experience gained from previous generation. Advisory support and information ...

Ashwagandha (Withania somnifera) is a well reputed medicinal plant. Due to its importance, farmers are interested to cultivate it in larger extent. Present study was aimed to assess the potential of W. somnifera cultivation ...

Plant diseases can drastically decline the crop yields as the degree of disease outbreak is getting severe around the world. Therefore, plant disease management has always been one of the main objectives of any crop ...

Among storage pests, Tribolium castaneum and Callosobruchus chinensis are inflicting severe damages on stored commodities. Attention has been given to the possible use of plant products or plant derived compounds as promising ...