Click to View | Download Report 6-8-18 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...June 6, 2018 Kris Holmstrom and Joe Ingerson-Mahar
IPM Update 6/06/18
Sweet Corn European corn borer (ECB) moths continue to be captured in black light traps, but numbers are low overall. Activity has shifted northward, with the highest activity now from Mercer County northward (see ECB map). Despite these low adult numbers, IPM technicians have reported dramatic increases in feeding in whorl stage plantings in the central and northern counties. Numbers of […]
Continue reading...Fruit IPM for June 5, 2018
Peach: Oriental Fruit Moth (OFM): Second generation adults are starting to emerge in southern counties, and are about to start in northern counties. The second brood often causes the most damage on peaches, since larvae can enter both growing tips and young fruit.
Continue reading...June 4, 2018 A.Wyenandt, W.Kline, and J.Ingerson-Mahar
Potato | Tomato Disease Forecast 6-5-18
Click to View | Download Report 6-5-18 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...June 4, 2018 Cesar Rodriguez-Saona
Sparganothis Fruitworm Degree-Day Update: as of June 4, 2018
Based on our degree-day model for Sparganothis fruitworm, flight initiation is expected at around 596 DD (see chart). As of June 4, Sparganothis has accumulated 626 DD (using April 15 as biofix) or 586 DD (using April 25 as biofix). This indicates that flight activity has just started or will start soon. Growers are advised […]
Continue reading...Fruit IPM for 5/31/18
Peach: Oriental Fruit Moth (OFM): Applications made for the first generation are now over in all counties, unless trap counts exceed 6 moths per trap. The second generation flight should start in about a week to 10 days with controls targeted starting about mid-June in southern counties.
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