These guidelines are the result of two years research undertaken by WEDC with collaborators in Zimbabwer and Kenya. They provide a systematic and interdisciplinary approach to the problems caused by aquatic weeds in irrigation and drainage systems in tropical and subtropical areas.... recurrent costs for a Komatsu PC200-5 hydraulic excavator 143 7.6 - Annual input costs for the specified maintenance ... Life cycle costs, Maintenance strategy option B - less dredging, manual/mechanical cutting 160 8.3 - Life cycle costs, anbsp;...
Title | : | The Management of Weeds in Irrigation and Drainage Channels |
Author | : | Ian Smout |
Publisher | : | WEDC, Loughborough University - 1997-01-15 |
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