Page:Tree Crops; A Permanent Agriculture (1929).pdf/31

 . 9. Top. Zone of Corsican chestnut orchards (or forests) and the villages they support. Note village in left distance.—. 10. Center. Characteristic road and slope in Fig. 9. All trees are chestnuts and all are grafted.—. 11. Bottom. Spanish Mediterranean island of Majorca. Limestone with fissures and pockets of earth in it. The man stands by grafted wild olive. At left, grafted carob. At right, acorn-yielding ilex. (Photos J. Russell Smith.)