Few data are available about the regional or local extinction of tropical butterfly species.When confirmed, local extinction was often due to the loss of host-plant species.We used published lists and recent monitoring programs to evaluate changes in butterfly composition on Barro Colorado Island (BCI, Panama) between an old (1923-1943) and a recen
Marriage is a contract handover between men and women with the purpose to satisfy each other and to form a comfort household and prosperous society.But not a few of the couples, who have tied up in domestic bonds, experience household problems.Household bond vulnerability to interference and problem that break the continuity of the household of whi
Environmentally friendly multipurpose grease formulation has been Hair Treatment synthesized by using Jatropha vegetable residual oil with lithium soap and multifunctional additive.The thus obtained formulation was evaluated for its tribological performance on a four-ball tribo-tester.The anti-friction and anti-wear performance characteristics were