Polyclonal Antibody Generation

• Can you use bacteria or virus in immunization to generate polyclonal antibodies?
• Can I use alum as adjuvant in polyclonal antibody generation?
• When KLH conjugation is needed in polyclonal antibody generation?
• How much antigen is needed to immunize two rabbits?
• Can I use antigen in gel to immunize rabbits to generate polyclonal antibody.
• To make polyclonal antibody in rabbit, will insoluble antigens work?