Parliamentary Papers, Band 8 |
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Considerable differences are sometimes found between strains of virus isolated from different outbreaks of the disease ; differences in the facility with which the virus can infect the several susceptible species of farm animals ...
Considerable differences are sometimes found between strains of virus isolated from different outbreaks of the disease ; differences in the facility with which the virus can infect the several susceptible species of farm animals ...
Seite 166
CURRENT WORK Epidemiological Surveys and Immunological Typing of Virus Strains . Since the establishment of the World Reference Laboratory in July , 1958 , over 867 samples from 27 countries other than Great Britain have been examined .
CURRENT WORK Epidemiological Surveys and Immunological Typing of Virus Strains . Since the establishment of the World Reference Laboratory in July , 1958 , over 867 samples from 27 countries other than Great Britain have been examined .
Seite 191
The recovery of resistant strains occurred more rapidly from a greater number of birds when the higher level was administered and fluc- tuated in accordance with the absence or presence of antibiotic in the ration .
The recovery of resistant strains occurred more rapidly from a greater number of birds when the higher level was administered and fluc- tuated in accordance with the absence or presence of antibiotic in the ration .
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31st March Account acres addition agricultural aircraft amount animals application arrangements Association authority average B.SC Balance beef Board breeders British bulls calves carried cattle cent changes Charollais Committee Company concerned considerable considered continued Corporation cost cows crops cross dairy Department disease effect equipment Estate expenditure Expenses experimental experiments factors Farm field Food fruit further given grant growth Head herds important improvement increase Institute interest land less Limited loss material methods milk necessary obtained Office operations passenger period Ph.D plant breeding possible potatoes present problems production profit properties proposed protection received relation Report Research routes scheme Scotland Scottish seed selection staff Station strains supply Table traffic trials United United Kingdom variety virus
Bibliografische Informationen
| Titel | Parliamentary Papers, Band 8 |
| Autor/in | Great Britain. Parliament. House of Commons |
| Verlag | H.M. Stationery Office, 1959 |
| Zitat exportieren | BiBTeX EndNote RefMan |