The first issue of Pachamama, the Convention on Biological Diversity’s newsletter on traditional knowledge issues, is out. I found the article on sacred sites particularly interesting. Though agricultural biodiversity is unfortunately not mentioned explicitly, the author, Erjen Khamaganova, does say that:
Preservation of sacred sites is a key way to restore traditions of a healthy way of life, healthy diet and healthy habits in forms that are unique and suitable for each region and each indigenous nation.