Micro-organisms in Water: Their Significance, Identification and RemovalLongmans, 1894 - 532 páginas |
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Página 9
... many micro - organisms , and to which the science of bacterio- logy is so largely indebted . It was , of course , essential that the culture medium employed should be of such composition as to afford food material for the largest number of ...
... many micro - organisms , and to which the science of bacterio- logy is so largely indebted . It was , of course , essential that the culture medium employed should be of such composition as to afford food material for the largest number of ...
Página 25
... quantity is transferred to a fresh portion of the same medium , the growth or multiplication is allowed to take place there , and a small portion is again removed to a fresh quantity of the medium . By repeat- ing this transference a number ...
... quantity is transferred to a fresh portion of the same medium , the growth or multiplication is allowed to take place there , and a small portion is again removed to a fresh quantity of the medium . By repeat- ing this transference a number ...
Página 28
... MICRO - ORGANISMS Dilution Method . This method consists in so largely diluting the liquid containing the micro - organisms , and then dividing this diluted material into such a number of small fractions , that each of these fractions ...
... MICRO - ORGANISMS Dilution Method . This method consists in so largely diluting the liquid containing the micro - organisms , and then dividing this diluted material into such a number of small fractions , that each of these fractions ...
Página 29
... microbes ; inoculate 10 tubes each with 5 c.c. , each tube will contain about 50 ... micro - organisms it is of the utmost importance , notably in the case of ... number of yeast - cells is to be determined is placed in the cell , and the ...
... microbes ; inoculate 10 tubes each with 5 c.c. , each tube will contain about 50 ... micro - organisms it is of the utmost importance , notably in the case of ... number of yeast - cells is to be determined is placed in the cell , and the ...
Página 64
... microbes . The water selected for experiment was abstracted from the Elbe below Hamburg and Altona . As this water con- tains a very large number of microbes it was diluted with distilled water , and the figures given below have ...
... microbes . The water selected for experiment was abstracted from the Elbe below Hamburg and Altona . As this water con- tains a very large number of microbes it was diluted with distilled water , and the figures given below have ...
Otras ediciones - Ver todas
Micro-Organisms in Water: Their Significance, Identification and Removal ... Percy Frankland Sin vista previa disponible - 2022 |
Términos y frases comunes
acid agar-agar AGAR-AGAR.-Forms aniline Bakterien becomes Beggiatoa bottom bouillon broth c.c. of water cent centre Chemnitz cholera bacilli circular cocci colour containing cover-glass Crown 8vo cubic centimetre Cultures depth colonies diplococci distilled water examined experiments filter beds filtered water filtration flasks flocculent forms Found.-In GELATINE PLATES GELATINE PLATES.-Forms GELATINE TUBES.-Forms granular greyish grows growth Illustrations incubator inoculated insolation investigations irregular large number later lime liquefaction liquefaction takes place LIQUEFIES GELATINE Authority liquid low power method microbes Microscopic Appearance motile needle's path number of bacteria number of micro-organisms obtained organisms Ourcq pathogenic pellicle peptone Percy Frankland periphery potato produced resembling river River Thames rounded ends samples sewage shining solution spirilla spirillum stain sterile sterilised surface colonies temperature tetanus Thames water threads tion tubes turbid typhoid bacillus Ueber unfiltered water unsterilised visible whilst white expansion yellow yellowish Zeitschrift für Hygiene
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