A Treatise on Hygiene and Public Health: With Special Reference to the TropicsScientific Publishing Company, 1953 - 787 sider |
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Side 175
... produced no ill - effects when consumed immediately after its withdrawal from the udder , but when allowed to stand a few hours at room temperature it invariably produced the characteristic symptoms of gastro - enteritis . Several ...
... produced no ill - effects when consumed immediately after its withdrawal from the udder , but when allowed to stand a few hours at room temperature it invariably produced the characteristic symptoms of gastro - enteritis . Several ...
Side 176
... producing any symptoms of gastro- enteritis , although poisoning results from absorption of a specific toxin from the ... produced in foods containing proteins and never in fresh foods . Canned , preserved and pickled foods are generally ...
... producing any symptoms of gastro- enteritis , although poisoning results from absorption of a specific toxin from the ... produced in foods containing proteins and never in fresh foods . Canned , preserved and pickled foods are generally ...
Side 310
... produced two sets of plants . Some produced both tall and dwarf plants in the proportion of 3 to 1 . while others produced tall plants only . It will be observed that the character of tallness dominates in both genera- tions of progeny ...
... produced two sets of plants . Some produced both tall and dwarf plants in the proportion of 3 to 1 . while others produced tall plants only . It will be observed that the character of tallness dominates in both genera- tions of progeny ...
Innhold
INTRODUCTORY | 1 |
Preventive MedicinePublic Health Administration | 20 |
CHAPTER II | 77 |
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Vanlige uttrykk og setninger
acid amount animal areas bacilli bacteria becomes Bengal beri-beri blood body boiling carbohydrate carbon carried carriers cause cent child chlorine cholera colour contains death diet digestion diphtheria disinfection drain dust dysentery effect eggs epidemic excreta factor faeces female fever filter filtered water flea ghee give heat hygiene immunity important inches India infection infectious diseases intestinal kala-azar known large number larvae latrines leprosy less malaria material measures mental method milk mortality mosquitoes necessary night-soil nutritive occurs organic matter parasites patient period persons pipe plague poisoning pollution population prevent protein public health removed rice salts sanitary sewage sewer skin slow sand filters small-pox soil solution spirochaetes supply surface symptoms tank temperature tion treatment tropical tuberculosis typhus urine usually vaccine vegetable ventilation virus vitamin washing water-supply