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[0] Disadvantages [1] Labor-intensive, cost is labor-based [2] Large mats of cut weeds may become a health and environmental problem, may spread infestation [3] Slower and more expensive than cutting; resuspension of sediments [4] Resuspension of sediments, decomposition of plants in lake, floating plant material [6] May spread large numbers of fragments; resuspension of sediments [5] 
Slow and cost-intensive
LAKE WEEDS - Weeders Digest Articles
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