Why should I care about food safety? We don’t want people to get sick. Certain populations are more at risk to foodborne illness such as older adults, younger children, pregnant people and people with weakened immune systems. It’s bad for business. Food illness outbreaks and recalls of produce may...
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Scouting for Onion Thrips in Onions
To find the first thrips of the season, look deep into the leaf axils. Inspect 20 to 30 plants and count the total number of onion thrips (OT) per plant and divide by the average number of leaves per plant to get the number of OT per leaf. Thrips feeding causes silvery streaking along the leaves. If...
Laser Scarecrows to Deter Birds in Sweet Corn
Summary A laser scarecrow used as the sole deterrent typically results in a significant reduction in crop damage. Combined with an auditory device, damage can be reduced even more. When used as part of an integrated management program for bird control that utilizes habitat management and multiple...
Celebrating 125 Years of Experience in 2026
Julie Kikkert (28 years) began her career in CCE in 1999 when she shared a Vegetable Specialist position with veteran Carol MacNeil (who retired in 2016 after serving 40 years for Cornell Cooperative Extension) in the Ontario, Wayne, Yates and Steuben (OWYS) Vegetable Program. In 2005, the OWYS...
Late Blight and Its Lookalikes: Correctly Identify Late Blight in Potatoes
It is important to familiarize yourself with how late blight can appear in crop, and what diseases and conditions may be similar. The descriptions provide information on various potato diseases, and how their symptoms differ from late blight. Late Blight Late blight spreads during wet or humid...
Allium Leafminer is Here to Stay
Two Generations Per Year – ALM is Not Active in the Summer ALM has a bimodal lifecycle, with one generation occurring in early spring and the other in the fall. Damage is higher in the fall than in the spring. ALM is not active during summer months (mid-June through early September). ALM overwinters...
Using Insect Exclusion Netting to Manage Swede Midge in Organic Brassicas
There are two methods to use insect exclusion netting (IEN), specifically ProtekNet, 25 g, to manage swede midge in brassicas: As a cover over top of susceptible brassicas to exclude/protect the crop from swede midge; and To include inside the netting swede midge that emerge from soil so that they...
Nitrogen Requirements in Garlic: 50 lb/A is Enough!
The results of two years of research (two trial locations per year) on effect of applied nitrogen on garlic yield are summarized in this article. Different rates of spring-applied nitrogen and seed size are taken into consideration, as well as plant tissue and soil analyses for nitrogen. In eight...
Greenhouse Gases and Soil Organic Carbon in Vegetable Production
When considering the climate change impacts of agriculture, there are many aspects to consider: sequestration of atmospheric carbon in the soil as soil organic carbon (SOC), emissions of greenhouse gases such as carbon dioxide (CO2), nitrous oxide (N2O), and methane (CH4) from the soil, and the...
Scouting Onions for Botrytis Leaf Blight Halo Lesions
Botrytis Leaf Blight (BLB) halo lesions are the tiny pin-prick to pin-head sized yellow necrotic spots surrounded by silvery halos. The silvery halo is often blotchy in shape. Sometimes the necrotic spot is barely visible, which can make identification of such versions of these lesions tricky to...
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