relation: http://oar.icrisat.org/493/ title: Efficient soil water use: the key to sustainable crop production in the dry areas of West Asia, and North and Sub-Shararan Africa: proceedings of the Workshop, Niamey, Niger, 26-30 April 1998 and proceedings of the Workhop, Amman, Jordon, 9-13 May 1999 subject: Soil Science publisher: International Center for Agricultural Research in the Dry Areas contributor: van Duivenbooden, N contributor: Pala, M contributor: Studer, C contributor: Bielders, C L date: 1999 type: Book type: PeerReviewed format: application/pdf language: en identifier: http://oar.icrisat.org/493/1/RA_00337.pdf identifier: van Duivenbooden, N and Pala, M and Studer, C and Bielders, C L, eds. (1999) Efficient soil water use: the key to sustainable crop production in the dry areas of West Asia, and North and Sub-Shararan Africa: proceedings of the Workshop, Niamey, Niger, 26-30 April 1998 and proceedings of the Workhop, Amman, Jordon, 9-13 May 1999. International Center for Agricultural Research in the Dry Areas, Aleppo, Syria. ISBN 9290664003