8.00/10 2011-06-21 59 minutes.HDFor 10,000 years or more, humans created new plant varieties for food by trial and error and a touch of serendipity. Then 150 years ago, a new era began. Pioneer botanists unlocked the patterns found in different types of plants and opened the door to a new branch of science - plant genetics.An: 2011Studio: Pays: United Kingdom