15For borer attacks,1) Treat with ,CarbofuranEndosulfuran2) Burn affected seedlings.3) Regular monitoring.4) Prune extra secondary shoots.
16Fires Fire belts . *10m wide gravel roads around the plantation. gravel roads inside the plantation.Immediate actions for fires.
17MY RECOMMENDATIONS For best seeds, Select better mother trees. Establish seed orchards.Improve seed production.Further studies on vegetative propagation of Khaya.For borer attack,Regular monitoring.Treat with relevant insecticide.Destroy affected plants.
18REFERENCESMannakkara,A. & Alawathugoda,R.M.D.(2005), Black twig borer damage for forest tree species, The Sri Lanka Forester, Volume 28(new series),65-75.Mannakkara,A. & Alawathugoda,R.M.D.(2005), Seed propagation & vegetative multiplications of Khaya senegalensis, The Sri Lanka Forester, Volume 28(new series),77-84.Mannakkara,A.(2004), Red stem borer attack in forest plantations in Sri Lanka, Forest research newsletter,2.Weerawardane, N.D.R.(2004), Strategies for improvement of reforestation in the dry zone, Forest research newsletter,4.Mannakkara,A.(2004), Black twig borer damage in forest nurseries, Forest research newsletter,6.Mannakkara,A.(2005), vegetative propagation of Khaya senegalensis, , Forest research newsletter,2Personnel communicationMr. Nishantha Edirisinghe, Assistant conservator of forests, Forest Department, Battaramulla.