 Spores and other vegetable cells are constantly present in atmospheric dust, and usually occur in considerable numbers ; the majority of them are living and capable of growth and development : the amount of them present in the air appears to be independent...  Annual Record of Science and Industry - Página 277editado por - 1875Vista completa - Acerca de este libro
 | George Frederick Shrady, Thomas Lathrop Stedman - 1874 - 688 páginas
...from moist air. rapidly developed, although previously not a trace of ! them was to be discovered. 3. Spores and other vegetable cells are constantly present in atmospheric dust, and usually in large numbers. The majority of them arc living, as well as capable of growth and further development,... | |
 | 1874 - 574 páginas
...bacteria, although recognisable specimens of the latter are very rarely to be found in it when dry. (10) Spores and other vegetable cells are constantly present...and their numbers are not diminished by moisture. (11) No connection can be traced between the number of bacteria, spores, &c., present in the air, and... | |
 | James Samuelson, Henry Lawson, William Sweetland Dallas - 1874 - 510 páginas
...bacteria, although recognisable specimens of the latter are very rarely to be found in it while dry. 10. Spores and other vegetable cells are constantly present...and their numbers are not diminished by moisture, 11. No connection can be traced between the numbers of bacteria, spores, &c., present in the air and... | |
 | Sir Norman Lockyer - 1874 - 546 páginas
...bacteria, although recognisable specimens of the latter are very rarely to be found in it while dry. 10. Spores and other vegetable cells are constantly present...and their numbers are not diminished by moisture. 11. No connection can be traced between the numbers of bacteria, spores, &c., present in the air and... | |
 | Mordecai Cubitt Cooke, George Massee - 1874 - 482 páginas
...and compared with increase or diminution of atmospheric cells. The conclusions arrived at are — " Spores and other vegetable cells are constantly present...independent of conditions of velocity and direction of the wind ; and their numbers are not diminished by moisture." " No connection can be traced between... | |
 | Royal Microscopical Society (Great Britain) - 1874 - 350 páginas
...whilo dry. Spores and other vegetable cells are certainly present in atmospheric dust, and usually in considerable numbers. The majority of them are...and their numbers are not diminished by moisture. No condition can be traced between the numbers of bacteria and spores, &c., present in the air, and... | |
 | 1874 - 788 páginas
...bacteria, although recognisable specimens of the latter are very rarely to be found in it while dry. 10. Spores and other vegetable cells are constantly present...in considerable numbers : the majority of them are livirig and capable of growth and development ; the amount of them present in the air appears to be... | |
 | Sir Norman Lockyer - 1874 - 542 páginas
...bacteria, although recognisable specimens of the latter are very rarely to be found in it while dry. 10. Spores and other vegetable cells are constantly present...in considerable numbers : the majority of them are livin: and capable of growth and development ; the amount of them present in the air appears to be... | |
 | Mordecai Cubitt Cooke - 1875 - 342 páginas
...compared with the increase or diminution of atmospheric cells. The conclusions arrived at are : — " Spores and other vegetable cells are constantly present...independent of conditions of velocity and direction of the wind, and their number is not diminished by moisture. " No connection can be traced between the... | |
 | 1874 - 578 páginas
...while dry." 8. "That spores and other vegetable cells are constantly present in atmospheric dust, end usually occur in considerable numbers. The majority...are living and capable of growth and development." 4. That no connection can be traced betw«en the number of organisms present in the air, or the presence... | |
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