• Adjusting spray solution pH

    461 views 10 months ago
    In order to avoid alkaline (high pH) hydrolysis of pesticides, particularly insecticides, the pH of the spray tank should be in the mid pH 6 range. This video illustrates two methods of measuring spray solution pH and how to adjust pH down using vinegar (dilute acetic acid)
    Get more indispensable turf management information and advice by signing up for the award winning PACE Turf information service: https://www.paceturf.org/me... Show less
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  • Popular uploads Play all

    • Aeration: A breath of fresh air for greens - Duration: 7 minutes, 33 seconds.

      • 9 years ago
      For golfers: Aeration is a common practice on golf course greens, and although it has benefits, it can also disrupt golf play. In this video, Dr. Larry Stowell explains to golfers what aeration is,...
    • Calibrating Your EC Meter - Duration: 6 minutes, 49 seconds.

      • 7 years ago
      This video demonstrates calibration of the Spectrum Technologies EC meter.

      To learn more about how PACE Turf provides turf managers with practical, yet science-based solutions to turf management p...
    • Gypsum vs Calcium Sulfate Anhydrite - Duration: 16 minutes.

      • 8 years ago
      Art Wilson Company Provides Additional Information on Calcium Sulfate: To read the report provided to PACE Turf by Art Wilson Company click on the link below:
    • Annoying Grain on a bentgrass green - Duration: 3 minutes, 17 seconds.

      • 8 years ago
      Long-time PACE Turf member Mike Hathaway, CGCS, has an interesting grain issue on Green 17, a nine-year old G6 green at The Bridges at Rancho Santa Fe. The impact is primarily visual, but golf is a...
    • Nostoc - Duration: 93 seconds.

      • 7 years ago
      The cyanobacteria (sometimes termed algae) include a variety of primitive photosynthetic bacteria including Nostoc, Oscillatoria and Phormidium. The cyanobacteria are associated with a disease of t...
    • Why does turf die in the summer? - Duration: 6 minutes, 24 seconds.

      • 9 years ago
      For golfers: This summer's record-breaking hot temperatures have destroyed golf course putting greens in many locations. In this video, Dr. Wendy Gelernter explains to golfers why heat is so damagi...
    • Measuring soil moisture on golf course greens - Duration: 12 minutes.

      • 7 years ago
      Years of research and experience tell us that close monitoring of soil moisture can have a dramatic impact on the appearance and playability of golf course greens. But which tools should you use? I...
    • Pythium diagnosis - Duration: 3 minutes, 19 seconds.

      • 9 years ago
      Turf managers: In this video, Dr. Larry Stowell walks through the process of diagnosing Pythium on ryegrass overseeded bermudagrass. Learn more about PACE Turf at: http://www.paceturf.org/index.ph...
    • What makes a grub a grub? - Duration: 5 minutes, 36 seconds.

      • 9 years ago
      Turf managers: In this short video, Dr. Wendy Gelernter gives tips on identifying white grubs and illustrates the differences between grubs and other turf-feeding insects. Learn more about PACE Tur...
    • Root Mealy Bug - Duration: 5 minutes, 12 seconds.

      • 4 years ago
      These soil dwelling mealybugs occur on the roots of several different turf types (bluegrass, bermudagrass, bentgrass, kikuyugrass), where they are frequently associated with a bleaching of turf fol...
    • iStimp fails the test - Duration: 3 minutes, 37 seconds.

      • 8 years ago
      The iStimp is an iPhone application that allows the iPhone to be used to estimate Stimpmenter readings on golf greens. This video summarizes field test results comparing the iStimp to the Pelzmeter...
    • Fairy ring symptoms - Duration: 3 minutes, 44 seconds.

      • 8 years ago
      Fairy ring symptoms can vary widely throughout a site and throughout the year. This video illustrates the range of fairy ring symptoms that are frequently encountered in turfgrasses.

      To learn mor...
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    • Rapid blight in Colorado 2009 - Duration: 6 minutes, 41 seconds.

      • 3 months ago
      This video describes the conditions leading up to the first rapid blight epidemic in reported in Colorado, spring 2009.
    • Poa and rye removal from bermudagrass - Duration: 108 seconds.

      • 3 months ago
      Revolver (foramsulfuron) herbicide was used to remove Poa annua from a heavily infested fairway.
    • Drought stress on poa - Duration: 2 minutes, 28 seconds.

      • 3 months ago
      This video illustrates the damage that drought stress can have on poa annua and how the defenseless damaged plant can be attacked by carbon-cycling organisms.
    • Leptosphaerulina on poa - Duration: 4 minutes, 42 seconds.

      • 3 months ago
      Diagmosis of Leptosphaerulina trifolii on poa.
    • Herbicide warning - Duration: 3 minutes, 41 seconds.

      • 3 months ago
      Read herbicide label application instructions carefully and try a small test plot if there are any questions regarding phytotoxicity on the desired turf type.
    • Frit flies - Duration: 3 minutes, 11 seconds.

      • 3 months ago
      This video describes frit flies and their damage.
    • 2010 GCSAA field tour - Duration: 3 minutes, 21 seconds.

      • 3 months ago
      The 2010 GCSAA Turfgrass Field Seminar leaders Wendy Gelernter, Larry Stowell, and Frank Wong would like to extend their warmest thank you to the superintendents who were kind enough to allow 150 S...
    • Poa and low nitrogen - Duration: 3 minutes, 33 seconds.

      • 3 months ago
      This video illustrates unthrifty growth of short-rooted poa when soil nitrogen levels are very low ~1 ppm. Deep roots in aeration holes have access to more nutrition compared to short-rooted poa be...
    • Flatworms - Duration: 3 minutes, 22 seconds.

      • 3 months ago
      Flatworms can cause problems with irrigation pump filters. Here is what they look like.
    • Dollar spot mania - Duration: 3 minutes, 58 seconds.

      • 3 months ago
      This video discusses a dollar spot epidemic that took place following vertical mowing a poa/bentgrass green that had some dollar spot visible prior to vertical mowing.
    • Ryegrass damping off - Duration: 3 minutes, 23 seconds.

      • 3 months ago
      This video illustrates the dramatic damage that can be caused by Rhizoctonia spp. damping off.

      Turfgrass disease diagnostic laboratories: https://www.paceturf.org/index.php/public/turf_diagnostic_...
    • Summer patch on bentgrass - Duration: 6 minutes, 52 seconds.

      • 3 months ago
      This video illustrates symptoms of summer patch that resulted in declining bentgrass during the winter.
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