A professional guide that offers seed growers and hobbyists the most up-to-date technical and practical information for the best success of their crops .

It also contains a photographic collection of over 700 splendid subjects that visually illustrate the countless typologies of each species for an immediate perception of the varietal differences.

The varieties are classified in alphabetical order, accompanied by the common and Latin name; a glossary allows for the possible understanding of technical terms.

Over 700 photos .