Based on our degree-day model for Sparganothis fruitworm, flight initiation is expected at around 596 DD (see chart). As of May 30, Sparganothis has accumulated 683 DD (using March 1 as biofix- a biofix used for the model) or 529 DD (using April 15 as biofix- a biofix more relevant to New Jersey cranberry cultural […]
Continue reading...May 29, 2019 Kris Holmstrom and Joe Ingerson-Mahar
IPM Update 5/29/19
Sweet Corn IPM Personnel are still capturing low numbers of European corn borer (ECB) moths, although even these captures are fairly sporadic, and extremely low in the northern counties (see map at left). Despite this, single digit feeding percentages were found on Middlesex county whorl stage corn on Wednesday of this week. It is likely […]
Continue reading...May 26, 2019 Cesar Rodriguez-Saona
Beating the Bugs in the Bogs: Fertilizer Affects Cranberry Volatile Emissions
Can you recall the smell of cut grass? Many plants, including cranberries, emit different smells, or volatiles, when damaged by cutting, but also when damaged by herbivorous insects. These volatiles could then be used by predators to find prey, or by parasitoids to find hosts. However, fertilizer applications may affect emissions of these herbivore-induced volatiles, […]
Continue reading...May 24, 2019 Jim Murphy
Glyphosate Alternatives
Recent news about glyphosate has many thinking about alternatives. Joe Neal (Professor of Weed Science, Extension Specialist & Department Extension Leader Horticultural Science) and Andrew Senesac (Extension Weed Scientist Cornell Cooperative Exten… Read More »
Continue reading...May 24, 2019 Jim Murphy
Glyphosate Alternatives
Recent news about glyphosate has many thinking about alternatives. Joe Neal (Professor of Weed Science, Extension Specialist & Department Extension Leader Horticultural Science) and Andrew Senesac (Extension Weed Scientist Cornell Cooperative Exten… Read More »
Continue reading...May 23, 2019 Rick VanVranken
Does My Business Need A Spotted Lanternfly Permit?
With the closing of the Purdue grain facility in Bordontown, field crops growers are sending trucks to southeastern PA to deliver grain, and produce shippers and others may be working/delivering to warehouses there too. Burlington County Agricultural Agent Bill Bamka shares the following information about shipping into or out of Spotted Lanternfly (SLF) quarantine zones […]
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