Elementary BacteriologyLongmans, Green, 1903 - 145 páginas |
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Página 34
... various bacteriological investigations . It is also suitable for the study of the mutability of species . By repeated cultivations on faintly acid media the cells lose their globular shape , and become actively motile rods or threads ...
... various bacteriological investigations . It is also suitable for the study of the mutability of species . By repeated cultivations on faintly acid media the cells lose their globular shape , and become actively motile rods or threads ...
Página 35
M. L. Dhingra. In addition to red , various other colours may be formed by bacterial activity . Thus , violet colouring matter is formed by B. violaceus ; green or blue by B. pyocyaneus or B. fluorescens ; and yellow by staphylococcus ...
M. L. Dhingra. In addition to red , various other colours may be formed by bacterial activity . Thus , violet colouring matter is formed by B. violaceus ; green or blue by B. pyocyaneus or B. fluorescens ; and yellow by staphylococcus ...
Página 36
... various fungi which grow into it ; next wood- eating insects appear ; and finally bacteria complete the decomposition . A similar dissolution is observed in the case of a dead animal , but with this difference , that the agency 36 ...
... various fungi which grow into it ; next wood- eating insects appear ; and finally bacteria complete the decomposition . A similar dissolution is observed in the case of a dead animal , but with this difference , that the agency 36 ...
Página 38
... Various products result , but the most important is ammonia . But even ammonia cannot be utilised by plants . Before this is rendered possible it must be oxidised into nitrates . This is accomplished by the agency of nitrifying bacteria ...
... Various products result , but the most important is ammonia . But even ammonia cannot be utilised by plants . Before this is rendered possible it must be oxidised into nitrates . This is accomplished by the agency of nitrifying bacteria ...
Página 42
... various stages of growth , and each kind of plant has an organism special to itself . These bacteria , which exist in the interstices of most soils , are attracted to the root hairs of a young legume , and by their active growth ...
... various stages of growth , and each kind of plant has an organism special to itself . These bacteria , which exist in the interstices of most soils , are attracted to the root hairs of a young legume , and by their active growth ...
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albumin alcohol aniline animals anthrax antitoxin B.Sc bacilli bacteria Bacteriology body BOTANY cells CHEMICAL CHEMISTRY cholera cocci coli College Coloured containing Crown 8vo Curtis's Essentials D.Sc Diagrams diphtheria diplococci disease disinfectants Edition ELECTRICITY ELEMENTARY PRACTICAL Engineer Essentials of Practical Examination experimental fermentation fever flagella fluid form spores gelatine GEOMETRY germ germicidal give rise grow growth heat Hospital Illus Illustrations immunity infection inoculation INORGANIC intestinal INTRODUCTION JOHN laboratory lactic Lecturer LL.D Lond London malaria malarial Manual matter MECHANICS method methylene blue microbes microscope milk mosquito nitrification nitrogen numerous Examples organisms oxygen parasite pathogenic Ph.D PHYSICS PHYSIOLOGY pigment plants Plates Practical Bacteriology produced Professor protoplasm pure cultures putrefactive pyogenes Royal 8vo School Science soil solution species spirillum spores sputum stained sterilised streptococcus pyogenes Students substances temperature TEXT-BOOK tion tissues toxins trations TREATISE tubercle tuberculosis typhoid typhosus University vegetable venom vibrios WILLIAM Woodcuts yeast
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