Mosquito Brigades and how to Organize ThemLongmans, Green, 1901 - 100 páginas |
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... means of protection already well known to us . For example , in India punkahs swing night and day over the heads of Europeans , and at night almost everyone employs mosquito nets . In America entire houses are protected from the ...
... means of protection already well known to us . For example , in India punkahs swing night and day over the heads of Europeans , and at night almost everyone employs mosquito nets . In America entire houses are protected from the ...
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Sir Ronald Ross. be infected by having previously bitten infected persons . This means , also , can be adopted only by the rich , and is sometimes very inconvenient even to them . While all these measures are undoubtedly beneficial ...
Sir Ronald Ross. be infected by having previously bitten infected persons . This means , also , can be adopted only by the rich , and is sometimes very inconvenient even to them . While all these measures are undoubtedly beneficial ...
Página 4
... means . : Another popular error is that , even if we succeed in de- stroying all mosquitoes over a given area , they will swarm in again from the outside immediately after the measures are completed . But it should be clearly understood ...
... means . : Another popular error is that , even if we succeed in de- stroying all mosquitoes over a given area , they will swarm in again from the outside immediately after the measures are completed . But it should be clearly understood ...
Página 12
... means only some dozen , or even fewer insects , which are attracted by the teller of the tale . One or two pertinacious mosquitoes often give a casual observer the impression of a swarm being present . All these facts make it a ...
... means only some dozen , or even fewer insects , which are attracted by the teller of the tale . One or two pertinacious mosquitoes often give a casual observer the impression of a swarm being present . All these facts make it a ...
Página 15
... means he intends to adopt for draining away or filling up the local Anopheles pools . A few hours ' work daily for a few weeks will suffice for this part of the campaign . The next thing to do is to originate and organise the mosquito ...
... means he intends to adopt for draining away or filling up the local Anopheles pools . A few hours ' work daily for a few weeks will suffice for this part of the campaign . The next thing to do is to originate and organise the mosquito ...
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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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