Rutgers Cooperative Extension
Sorry no pictures for this post, but thought I would share some recent observations. The recent rains and warm night on Friday/Saturday brought out two diseases on annual bluegrass earlier than we typically experience at the research farm in North Brunswick NJ (Hort Farm No. 2). Saturday morning, our graduate student found nickel- to quarter-sized spots […]
Fruit IPM for 5/1/17 Peach Oriental Fruit Moth: First generation timings are updated below. OFM 1st Generation Timing Insecticide Type County/Region Degree Days by 5/1 base 45 Conventional 170-200, 350-375 Diamide 100-150, 300-350 Gloucester – Southern 390 1st – past 2nd – past 1st – past 2nd – past Hunterdon – Northern 241 1st – past […]
Continue reading...Like clockwork, purple spot has appeared in some asparagus plantings during mid- to late-April for the past 3 years. Purple spot, caused the soil-borne fungus, Stemphylium vesicarium, can cause problems during cool, wet spring weather (much like we have had over the past week or so). Symptoms, just like its name, include numerous, sunken oval-shaped […]
Continue reading...Dear Fruit Growers, The 2017 New Jersey Commercial Tree Fruit Production Guide is available electronically for free. Anyone may print paper copies if they choose to. If you already have a copy of 2016 NJ Commercial Tree Fruit Production Guide, you only need to print 10 page addendum (first 10 pages), available at: https://njaes.rutgers.edu/pubs/publication.asp?pid=e002. Print copies […]
Continue reading...Fruit rots in strawberry can cause significant losses if not recognized early and controlled. The use of good cultural practices such as keeping fields weed-free and promoting good drainage, long crop rotations, and preventative fungicide applications are critical. Pathogens such as anthracnose, gray mold (Botrytis), and leather rot (Phytophthora) can become systemic problems in strawberry […]
Continue reading...Orono, Maine — Two bacteria threatening the potato industry worldwide will be the focus of a Potato Disease Summit Nov. 9 in Bangor, Maine, convened by the University of Maine. Plant pathologists, researchers and scientists from The Netherlands, Scotland and five U.S. states will present the latest information on the bacteria — Dickeya and Pectobacterium […]
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