Plowing in al-Ahjur, 1978. Photography by Daniel Martin Varisco
A new article has been published on Yemen Update Online for 2022. This is an update of the article "Indigenous Knowledge and Traditional Yemeni Irrigation" by Daniel Martin Varisco, first published in 2003 in Indigenous Knowledge and Sustainable Agriculture in Yemen, Les Cahiers du CEFAS, 3, edited by Amin al-Hakimi and Frédéric Pelat (Sanaa: Centre Français d'Archéologie et de Sciences Sociales de Sanaa, 2003).