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Auteur L. Willardson |
Documents disponibles écrits par cet auteur (2)

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W. Vlotman ; L. Willardson ; W. Dierickx | Wageningen, Pays-Bas : International Institute for Land Reclamation and Improvement | ILRI publication 56 | 2001This book is a compilation of the most recent information on how to design and select envelope materials for agricultural drains. It describes the functions of an envelope, which soil characteristics typically call for drain envelopes and how to[...]![]()
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International Commission on Irrigation and Drainage ; Organisation des Nations Unies pour l'alimentation et l'agriculture (1945-; Via delle terme di Caracalla, Rome, ITA) ; C. Madramootoo ; W. Johston ; L. Willardson | Rome, ITA : Food and Agriculture Organization of the United Nations | Water Reports | 1997This document identifies potential problems and management options in the development, production, treatment and disposal of agricultural drainage water. It covers aspects regarding drainage water quality assessment, water table management pract[...]