1.   They start with a normal apple variety which has a strong rootstock.

2.   B. A tree of the same apple variety.

3.   Bill Rhyne, an owner of Rhyne Cyder in Sonoma, ferments the apple varieties separately, then blends them before bottling.

4.   Check local farmers markets for apple varieties grown in small quantities and unique to this area.

5.   Devoto and the Bateses belong to a small cadre of growers keeping all-but-forgotten apple varieties alive in Northern California.

6.   Finally, there is the question of access for additional apple varieties, which is at the heart of the latest U.S. trade complaint against Japan.

7.   I have, courtesy of friends, a couple of their limber twig trees in my yard but I thought the old sweet apple variety had disappeared.

8.   Indeed, supply and demand are out of whack for many apple varieties because they can be grown in so many different places.

9.   There will always be a new apple variety the Taiwanese will pay a fortune to get.

10.   Tinker slightly with the mix of apple varieties and you get a slightly different taste.