Tuesday, October 30, 2012

Herbicide Spraying Closes Presque Isle


A helicopter will be flying over Presque Isle State Park on Wednesday, October 10 applying herbicide to 170 acres of land inundated with two invasive plant species. The invasive species are Narrow-leaf Cattail and Phragmites. The presence of these plants is damaging to the native plants as well as the overall habitat and ecosystem health of the park.

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Muck-monster at work — briefly — on Orange Lake


Frank Taylor with A&L Aquatic Weed Control shreds vegetation near the Heagy-Burry boat ramp on Orange Lake in Orange Lake Monday morning.

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Weed research has positive flow-on effects


Victorian scientists are working on a solution to control aquatic weeds that block irrigation channels. Scientists … are testing a potential new herbicide to wipe out submerged aquatic weeds. DPI Senior Research Scientist Tony Dugdale said efficient water delivery was of critical importance to irrigators, farmers and the community. "When these weeds infest irrigation channels, the hydraulic capacity of the channels is reduced and the delivery of water becomes compromised," Dr Dugdale said. "This ultimately leads to reduced water delivery to irrigators."

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LSU AgCenter releases more weevils to fight aquatic weed


Dearl Sanders calls himself a bug chauffeur. The LSU AgCenter scientist is trying to move as many salvinia weevils as he can to combat the invasive aquatic plant giant salvinia, which is clogging waterways across Louisiana.

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Genoa residents split over weed control


Residents living along East and West Crooked Lakes in Genoa Township continue to disagree whether a large-scale chemical weed-control project would pose risks to human health or aquatic life.

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Alien weed spreading in Pampa river


The holy river Pampa, which has already been a victim of indiscriminate human intervention and high levels of pollution has, of late, become a fertile area for invasive weeds native to America. A recent study... found spreading presence of Cabomba, a fast-growing submerged aquatic species along the Aranmula stretch of the river...

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Mysterious weed in lake is hydrilla


A mysterious aquatic plant that fouls boat propellers, makes boating and swimming difficult, and has the potential to make fishing less productive has been identified as hydrilla, an invasive species.

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Great Lakes Commission to tackle Internet sales of aquatic invasive species


Ann Arbor, Mich. – The Great Lakes Commission (GLC) has received a $400,000 grant through the U.S. EPA-led Great Lakes Restoration Initiative to develop and demonstrate web-crawling software to assess the availability of aquatic invasive species for purchase – and identify sellers of those species – on the Internet.

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Thursday, October 4, 2012

Work to wipe out water weed to be Wednesday


Shawnee County Parks and Recreation announced Thursday it would work Wednesday with Brunswick, Ga.-based Estate Management Services to apply aquatic herbicide to Lake Shawnee to kill Eurasian watermilfoil, an invasive aquatic plant.

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Water hyacinth can be used to make biodegradable plastic


Water hyacinth is considered one of the most notorious aquatic weeds. It proliferates rapidly in lakes, dams and irrigation channels and chokes them. But scientists have now shown that the infamous weed is a rich source of carbohydrate and can be used to make biodegradable plastic.

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Researchers Study Roundup as Possible Cause of Harmful Algal Blooms


The herbicide Roundup may be contributing to the growth of harmful algal blooms in Lake Erie, according to Ohio Sea Grant researchers. Drs. R. Michael McKay and George Bullerjahn of Bowling Green State University are studying the impact of glyphosate, a phosphonate and the main ingredient in the commonly used herbicide, on the strains of blue-green algae found in Lake Erie.

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