WSSA

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Spray Drones Prove Effective for Crabgrass Management in Turf

Until now, not much was known about the influence that nozzle type and application volume have on weed control efficacy with remotely piloted aerial application systems (RPAASs). However, new research shows that RPAAS applications using low-drift nozzles at low spray volumes (1.0–1.5 gallons/acre) can achieve weed control levels comparable to ground sprayer applications at 10 gallons/acre in turf.

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No Effective Post-Emergent Herbicides for Waterhemp?

Corn and soybean growers in Nebraska are now facing their worst nightmare. A research study featured in the journal Weed Science shows a population of waterhemp has evolved resistance to four distinct herbicide sites of action –  including PPO inhibitors, ALS inhibitors, EPSPS inhibitors and PS II inhibitors.…

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A New Herbicide for Watermelon Crops?

Watermelon growers face tough weed control challenges. One example: Crop seedlings need to be planted with plenty of elbow room – leaving wide spaces where broadleaf and grassy weeds can become established and reduce yields.…

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Land Managers Have a New Reason to Remove Invasive Plants

Scientists have discovered an important new reason to focus on removal of invasive plant species. A recent study featured in the journal Invasive Plant Science and Management shows that removing invaders alongside a stream or river can greatly improve the biodiversity of aquatic organisms.…

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