For knowing the effect that causes the extract from the leaves of the cedar (Cedrela odorata L.) in termites (Reticulitermes sp.) that affecting rooms, libraries, racks, fence posts and all articles wood source, consi...For knowing the effect that causes the extract from the leaves of the cedar (Cedrela odorata L.) in termites (Reticulitermes sp.) that affecting rooms, libraries, racks, fence posts and all articles wood source, considering the hypothesis that the extract from the leaves of the cedar is a substance that it makes termites die at a certain time, which makes it possible to use the extract as a biological insecticide that does not harm the environment and influencing the sustainable management of the rooms and many articles wood source. Termites were reared in a greenhouse in susceptible consumption and suitable for reproduction wood, of where the termites were collected and placed in petri dishes toguether with the remains of wood that contained. The application of the extract was done with a manual atomizer, sprinkling it on termites and wood waste, using 20 mL per petri dish and then counted the seconds until termites immovilized or dead in a 100%. Cedar extract acted as insecticide on termites but of all doses tested 5.0 g of leaves per 500 mL of water was the that caused the termites died in a few seconds after application under laboratory conditions.展开更多
文摘For knowing the effect that causes the extract from the leaves of the cedar (Cedrela odorata L.) in termites (Reticulitermes sp.) that affecting rooms, libraries, racks, fence posts and all articles wood source, considering the hypothesis that the extract from the leaves of the cedar is a substance that it makes termites die at a certain time, which makes it possible to use the extract as a biological insecticide that does not harm the environment and influencing the sustainable management of the rooms and many articles wood source. Termites were reared in a greenhouse in susceptible consumption and suitable for reproduction wood, of where the termites were collected and placed in petri dishes toguether with the remains of wood that contained. The application of the extract was done with a manual atomizer, sprinkling it on termites and wood waste, using 20 mL per petri dish and then counted the seconds until termites immovilized or dead in a 100%. Cedar extract acted as insecticide on termites but of all doses tested 5.0 g of leaves per 500 mL of water was the that caused the termites died in a few seconds after application under laboratory conditions.