Report of the Ministry of Health / Colony of Singapore.

  • Singapore. Ministry of Health.
Date:
[1960]
Catalogue details

Licence: Public Domain Mark

Credit: Report of the Ministry of Health / Colony of Singapore. Source: Wellcome Collection.

    38/190 (page 30)
    <N (N w J CO < H P4 < PQ W X C < Ph I H P4 o PH P^ w P4 o Ph < O z -H 1/2 O so OS O £ >—< P D H P O Q w Oh PS < u co W > 04 p CO u w EC O < g S o o UJ H co co w D O CO t- Jo is > p 3 to C o Aedes Stegomyia Index /o Os 1.30 1.16 1.56 4.01 Number of Culex collections o o < 42 Number of Aedes (A) obturbans collections X co 00 <Nr Number of Aedes (S) albopictus collections m oo X 23 70 OS Number of Aedes (S; aegypt collections z Nil Nil Nil z <*- o _ “O Os CO CO o •o — c/2 ic os as X cfl Pi m oo r- r-~ X rj- *s m CO X Cs r-< vj §°ii I ° WO oo x cs Uh 03 OS 3 3 t-H OS X £ as '*—> o. $ Uh as X £ as as as o * 03 O H « ♦Intermittent rainy weather during period of survey in December I960. H ence increase in Aedes collections.