By Jim Murphy We are seeing and hearing about increasing problems with green and false kyllinga; both are very troublesome invasive weed species that have moved northward into New Jersey. Green kyllinga and false green kyllinga are very similar in appearance, and both are referred to as green kyllinga. Green kyllinga is very difficult to […]
Continue reading...August 2, 2013 Steven K. Rettke
Oriental Beetle Treatment Window Closes for NJ Nurseries
In most areas of NJ, the application timing of imidacloprid to nursery containers to achieve best efficacy against Oriental beetle grubs (Anomala orientalis) has now expired. The majority of eggs are laid during late June through early July and by the time August arrives, many of the grubs will have begun to molt into the 2nd instar stage. If imidacloprid […]
Continue reading...August 2, 2013 Administrator
Tough Year for Summer Patch Disease
By Jim Murphy I have seen as much disease damage on turf this summer as any year since I began living and working in New Jersey. The weather has been ideal for summer patch and brown patch diseases. Summer patch disease is caused by a root infecting pathogen, Magnaporthe poae. I have observed more damage […]
Continue reading...August 2, 2013 Cesar Rodriguez-Saona
ACGA Preview: Research in Cranberry Entomology
Join us August 15 for the ACGA Summer Field Day to visit research bogs and discuss results. Insecticide Trials against Sparganothis Fruitworm and Spotted Fireworm We are currently conducting experiments to compare the efficacy of various insecticides (Delegate, Altacor, Intrepid, Lorsban, Imidan, and 2 unregistered insecticides) against Sparganothis fruitworm and spotted fireworm larvae in cranberries.
Continue reading...August 2, 2013 Andy Wyenandt
Controlling fungal leaf blights of Carrot
Powdery mildew, Alternaria and Cercospora are three important fungal foliar pathogens that can cause early defoliation in carrots, thus reducing yields and making harvest difficult. Each pathogen produces distinct symptoms.
Continue reading...August 2, 2013 Andy Wyenandt
Vegetable Disease Briefs – 8/2/13
Although conditions have been favorable, No Late blight has been reported in New Jersey this past week. Basil Downy mildew remains active – All basil growers should scout on a daily basis and should add a labeled downy mildew specific fungicide to their weekly fungicide program. Phosphite fungicides (FRAC code 33), such as Prophyt, K-Phite, […]
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