Micro-organisms in waterLongmans, Green, 1894 - 532 páginas |
Dentro del libro
Resultados 1-5 de 78
Página 35
... under the microscope . to ascertain what characteristic appearances they pre- sent , which will enable them to be subsequently reiden- tified . A low power , magnifying about 100 times D 2 THE PREPARATION OF CULTURE MEDIA 35.
... under the microscope . to ascertain what characteristic appearances they pre- sent , which will enable them to be subsequently reiden- tified . A low power , magnifying about 100 times D 2 THE PREPARATION OF CULTURE MEDIA 35.
Página 36
... low power of the microscope , and the colony to be removed being visible in the field , the above instrument is approached until the extremity of the needle can be seen with the naked eye to be in the vicinity of the colony in question ...
... low power of the microscope , and the colony to be removed being visible in the field , the above instrument is approached until the extremity of the needle can be seen with the naked eye to be in the vicinity of the colony in question ...
Página 46
... power greatly increased by dissolving 5 grms . of solid fuchsine or any ... less permanent in its staining properties . In applying this it is best to ... power is not quite so great . Kühne has replaced the fuchsine by adding 1 · 5 grm ...
... power greatly increased by dissolving 5 grms . of solid fuchsine or any ... less permanent in its staining properties . In applying this it is best to ... power is not quite so great . Kühne has replaced the fuchsine by adding 1 · 5 grm ...
Página 53
... power of penetrating the spore . Ehrlich's fuchsine solution ( see p . 45 ) is best adapted for this purpose , and ... less readily , will remain tinted , although less intensely than before . The preparation is then thoroughly washed ...
... power of penetrating the spore . Ehrlich's fuchsine solution ( see p . 45 ) is best adapted for this purpose , and ... less readily , will remain tinted , although less intensely than before . The preparation is then thoroughly washed ...
Página 76
... less serviceable than 1 For the qualitative determination of the bacteria present in any given water , besides examining the colonies on the gelatine - plates with a low power under the microscope ( see p . 35 ) and inoculating ...
... less serviceable than 1 For the qualitative determination of the bacteria present in any given water , besides examining the colonies on the gelatine - plates with a low power under the microscope ( see p . 35 ) and inoculating ...
Términos y frases comunes
acid AGAR-AGAR AGAR-AGAR.-Forms aniline Bakterien becomes Beggiatoa bouillon broth c.c. of water cent centre Chemnitz cholera bacilli circular cocci colour containing cover-glass Crown 8vo cubic centimetre culture depth colonies diplococci distilled water examined exhibit experiments filter beds filtered water filtration flasks flocculent forms Found.-In GELATINE PLATES GELATINE PLATES.-Forms GELATINE TUBES granular greyish grows growth 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 present produced resembling river River Thames rounded ends samples sewage shining smooth-rimmed solution spirilla spirillum stain sterile sterilised surface colonies temperature tetanus Thames water threads tion turbid typhoid bacillus Ueber unfiltered water unsterilised visible Wassers whilst white expansion yellow yellowish Zeitschrift für Hygiene