Question

how are antibiotics useful in Farms and nurseries

Answer 1

Antibiotics are essential for control of bacterial diseases of plants, especially fire blight of pear and apple and bacterial spot of peach. Streptomycin is used in several countries; the use of oxytetracycline, oxolinic acid and gentamicin is limited to only a few countries. therefore they are used in nurseris and farms
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Answer 2

Antibiotics used in farms and nurseries for two reasons:

- Protection against the microbes

- Increase the production rate  

In places like farms and nurseries, microbial attach is common. In order to product plants and animals from pathogens, they are sprayed and vaccinated with the antibiotics respectively.

For example, animals are given vaccination against anthrax whereas plants are sprayed with antibiotic containing sprays to avoid fire blight of pear and bacterial spot of peach.