Page:Tree Crops; A Permanent Agriculture (1929).pdf/32

 Photos J. Russell Smith . 12. Top. Olive and fig trees on the hills of Kabylia, foothills of the Atlas Mountains, Algeria. Population twenty-five times as dense as on the same hills where there are no tree crops.—. 13. Center. The pasture year on the two-story Majorca farm. Producing figs, wheat, beans, and clover.—. 14. Bottom. Olive trees in Central Tunis planted (without doubt) by the Romans before. 648 and still bearing—a long-lived property.