Excerpt from Immunization Against Pox in Domestic Fowl The minimum age at which vaccination could be carried out safely was generally accepted as being about four weeks, tho Johnson (1929) suggested that fowls probably Showed a less marked systemic effect after the age of three months. However, Johnson (1930) reported satisfactory results in vaccination of 30-day-old Chicks by the stick method. According to Sawyer and Hamilton the results of a questionnaire on cutaneous vaccination with unattenuated fowl virus in the state ...
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Excerpt from Immunization Against Pox in Domestic Fowl The minimum age at which vaccination could be carried out safely was generally accepted as being about four weeks, tho Johnson (1929) suggested that fowls probably Showed a less marked systemic effect after the age of three months. However, Johnson (1930) reported satisfactory results in vaccination of 30-day-old Chicks by the stick method. According to Sawyer and Hamilton the results of a questionnaire on cutaneous vaccination with unattenuated fowl virus in the state Of Washington during the preceding season suggested that the use of fowl-pox virus vaccine was justified on three to four-month-old chickens. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
