Click to View | Download Report 5-4-18 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...April 30, 2018 Kris Holmstrom and Joe Ingerson-Mahar
Veg IPM Update: Allium leaf miner 04/30/18
Allium Leaf Miner Allium leaf miner (ALM) adults (flies) were trapped on sticky cards, and moderate levels of feeding signs were discovered late last week at sites in Lawrenceville and Pennington (Mercer County). Additionally, volunteer garlic in the Chesterfield area of Burlington County was infested. As yet, no adult activity or feeding has been found at the more northern […]
Continue reading...April 27, 2018 Dave Schmitt
Tree Fruit IPM Report for April 27, 2018
Peach: Brown Rot: Blossom infections from the brown rot fungus can occur whenever pistils are exposed and a favorable climate exists. Infections can occur during any wetting period when temperatures are between 41 and 86 ° F. However optimum conditions for infection occur with wetting and temperatures in the mid 70’s. During long wetting periods […]
Continue reading...April 26, 2018 Norman Lalancette
Peach Disease Control at Petal Fall, Shuck-Split, and Early Covers
Except for the fruit ripening stage, the petal fall (PF) through second cover (2C) stages on peach and nectarine constitute perhaps one of the most important periods for disease control. In addition to continued control of blossom blight at petal fall, three other diseases must be considered as well: rusty spot, scab, and bacterial spot. […]
Continue reading...April 24, 2018 Andy Wyenandt
Controlling Septoria Leaf Spot and Bacterial Leaf Blight in Parsley
Septoria leaf spot (SLS) in Parsley can cause significant losses in fields where it has become established. Like other Septoria’s, the leaf spots produced on parsley look much like the leaf spots produced on tomatoes and other crops. Septoria leaf spot overwinters from year to year on infected debris so long crop rotations of 2 […]
Continue reading...April 24, 2018 Andy Wyenandt
Damping-off: Identifying and Controlling Early-Season Pathogens
It is extremely important to know which pathogen is causing damping-off problems and which fungicide to properly apply. The key to controlling damping-off is being proactive instead of reactive. Always refer to the fungicide label for crop use, pathogens controlled, and application rates. Damping-off is caused by a number of important vegetable pathogens and is […]
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