- IS1033 Aquatic Weed Identification and Control -- Duckweed and
actual size Large duckweed Little duckweed Water meal actual size Water Hyacinth Water hyacinth (Eichhornia crassipes) usually floats freely in large masses but may be rooted in mud... Hardstem Bulrush Scirpus acutus stems are firm when pressed between.
- Management Options for Controlling Aquatic Plants Management
Cost competitive with chemical controls Removes nutrients from the lake, but may be minimal compared to input Removes organic material from the lake May provide some selective control Low cost Excellent control in small areas Low environmental impact.
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