Mosquito Brigades and how to Organize ThemLongmans, Green, 1901 - 100 páginas |
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Página 12
... killed and counted . * When people say that mosquitoes swarm in a place they generally refer to the insects in the house in which they happen to be staying ( which is quite a different thing to the place , i.e. , the town or locality ) ...
... killed and counted . * When people say that mosquitoes swarm in a place they generally refer to the insects in the house in which they happen to be staying ( which is quite a different thing to the place , i.e. , the town or locality ) ...
Página 16
... kill mosquitoes ; that they already possess an expensive and efficient health department ; and that if householders wish to get rid of mosquitoes , they had better destroy their own larvæ . And as house- holders certainly will not take ...
... kill mosquitoes ; that they already possess an expensive and efficient health department ; and that if householders wish to get rid of mosquitoes , they had better destroy their own larvæ . And as house- holders certainly will not take ...
Página 17
Sir Ronald Ross. The next thing required will be a sufficiency of oil for killing larvæ ; of brooms , pickaxes , and shovels for brush- ing out or draining away Anopheles ' pools ; and of cement for filling up pools in rocks . Now in ...
Sir Ronald Ross. The next thing required will be a sufficiency of oil for killing larvæ ; of brooms , pickaxes , and shovels for brush- ing out or draining away Anopheles ' pools ; and of cement for filling up pools in rocks . Now in ...
Página 23
... killed the larvæ , it evaporates , leaving the water as fresh as before . At the rate of fifty houses a day , a gang of five or six men will , in a few months , collect most of the broken pots and tins in a town of considerable size ...
... killed the larvæ , it evaporates , leaving the water as fresh as before . At the rate of fifty houses a day , a gang of five or six men will , in a few months , collect most of the broken pots and tins in a town of considerable size ...
Página 34
... kill larvæ , such as those on which CELLI and CASAGRANDI have experimented ( see Bibliography ) ; but these have hitherto proved disappointing in practical work . On the whole , oil remains the best larvacide up to the present . Any oil ...
... kill larvæ , such as those on which CELLI and CASAGRANDI have experimented ( see Bibliography ) ; but these have hitherto proved disappointing in practical work . On the whole , oil remains the best larvacide up to the present . Any oil ...
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Términos y frases comunes
adult Anopheles gang Anopheles larvæ bites breeding places breeding pools British Medical Journal broken bottles broom campaign against mosquitoes carry cisterns cleared collections of water contain larvæ cost Crown 8vo Culex gang Culex larvæ destroy larvæ disinfection ditches drainage drained dry season elephan elephantiasis employed Europeans expedition experience fact filled film Freetown ground gutters Havana Histology Hospital houses Illustrations insects kerosene kill the larvæ Lagos large numbers Lecturer Liverpool School London lyptus malaria malarial fever marsh matter measures method months mosquito brigade mosquito-borne disease municipality natives number of mosquitoes parasites Physiology pits Plates ponds possible practical present Professor puddles punkahs quinine quitoes rain removed rock RONALD ROSS Ross rubbish rubble sanitary School of Tropical Sierra Leone stagnant water STEPHEN PAGET streets superintendent surface Surgeon tins tions Tropical Medicine tropical towns vessels wire gauze yards yellow fever
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