Bob Dawson – a man of the land (1976)
99-year-old South Australian farmer Bob Dawson reminisces about his association with CSIRO in studying the importance of cobalt for animal nutrition - an association that began in 1935.
99-year-old South Australian farmer Bob Dawson reminisces about his association with CSIRO in studying the importance of cobalt for animal nutrition – an association that began in 1935.