Rutgers Cooperative Extension
Despite the thunderstorms that rolled through on Tuesday night, Salem County and others bordering the Delaware River have experienced 27 weeks of severly dry conditions according to the NJ DEP Drought Information website for Regional Water Supply Indicators for the 90 day stream flow reporting. Salem County: The National Integrated Drought Information System created by […]
Continue reading...Pest Scouting – Please refer to these documents for a full listing of insects pests for your area corresponding to growing degree-days (GDDs). Nursery and Landscape Pest Scouting Guide 2022 PDF (note this contains conifer pests as well) Conifer Pest Scouting Guide 2022 PDF Quick look guides for July (Borers and Scales) and (All other) Quick […]
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Phytophthora blight causing plants to wilt and die Phytophthora blight – crown rot Phytophthora crown rot. Note the blackish-brown necrotic tissue at base of the stem Phytophthora sporulating on infected bell pepper fruit. Phytophthora fruit rot (L) and Pythium blight (R) Symptoms of Phytophthora blight on infected leaves. Under ideal conditions leaf infections can occur. […]
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Sweet Corn European corn borer (ECB) moth catches continue to be extremely low around the state. We are in between adult generations at this time. ECB population maps will resume if second flight catches rise to high enough numbers. The highest nightly trap catches of ECB for the week ending 07/13/22 are as follows: Hillsborough […]
Continue reading...Collar rot (Alternaria linariae) or Alternaria stem rot (Alternaria alternata f. sp. lycopersici) of tomato are common in young tomato plants. Either can be particularly troublesome in seedlings that have been held in transplant flats for an extended period of time before transplanting in hot, humid greenhouses. Collar rot infections often start where a leaflet branch has been […]
Continue reading...Dr. Alyssa Koehler, Field Crops Pathologist from the University of Delaware, recently posted a great diagnostic guide for important fungal leaf diseases in corn. Click here for more information. If you want to follow what is going on in Delaware you can sign up for their Weekly Crop Update by clicking here.
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