Answer:
1.Select vigorous and hardy pigs from a healthy litter in a herd raised under good swine sanitation.
2. Do not keep gilts or boars nor breed from litters that have physical abnormalities.
3. These may be inherited. Masculinity, both in appearance and action, should predominate in the make-up of any boar.
Explanation:
yan lang ho alam ko sana makatulong
