Rutgers Cooperative Extension
Sweet Corn European corn borer (ECB) catches have been largely contained to Hunterdon and Somerset counties this past week (see ECB map at left). This flight has been very sporadic. ECB feeding in NJ sweet corn plantings is very low, and has been largely obscured by fall armyworm (FAW) feeding. Check 5 plants each in 10 random locations for […]
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Peach: Spotted Wing Drosophila (SWD), Crop Diversity, Alternate Hosts, Wild Grape, Tall Trees and ‘Ready to Eat Fruit, Table-Ripe’ Fruit: Some farms, particularly in northern counties have diverse crops where stone fruit, raspberries, blackberries, blueberries, strawberries, and cherries (all SWD hosts) are grown on the same farm and often next to or close to each […]
Continue reading...Click to View | Download Report 8-15-17 Potato Disease Forecasting Report We will be tracking DSVs for Late blight development and calculating P-days for initiating the first early blight fungicide application. The first late blight fungicide application is recommended once 18 DSVs accumulate from green row. Green row typically occurs around the first week in May […]
Continue reading...Click to View | Download Report 8-11-17 Potato Disease Forecasting Report We will be tracking DSVs for Late blight development and calculating P-days for initiating the first early blight fungicide application. The first late blight fungicide application is recommended once 18 DSVs accumulate from green row. Green row typically occurs around the first week in May […]
Continue reading...Late blight (US-23) was reported on tomato in Chester County in Southeastern PA this week. US-23 is active on both tomato and potato. All NJ tomato and potato growers are encouraged to scout their fields on a daily basis. Late blight has not been reported in NJ to date. If you suspect Late blight on your […]
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Note: Due to technical difficulties, only sweet corn related maps and information will appear in this edition of the IPM Update. We hope to resume full coverage next week. Kris Holmstrom and Joe Ingerson-Mahar Sweet Corn European corn borer (ECB) adult numbers have again subsided, and no map will appear here. As with last year, […]
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