There have been no new reports of Late blight. Asparagus – Summer foliar diseases in Asparagus have been reported. With the cooler weather and all the rain we’ve have been experiencing on and off all summer disease pressure in asparagus is higher than normal (see article).
Continue reading...September 4, 2013 Andy Wyenandt
Diagnosing and controlling important fungal diseases in Asparagus.
Asparagus growers should consider scouting their fields for foliar disease development. Important pathogens growers need to scout for on a regular basis are Purple spot, Cercospora, and Rust.
Continue reading...September 3, 2013 Richard Buckley
Rust Never Sleeps
Happy Labor Day, which was yesterday of course, but I had the day off and hope you did too, and were out in your garden enjoying the diseased and insect riddled plants.
Continue reading...August 30, 2013 Mark VanGessel
Late Season Palmer Amaranth Management
A number of calls have come in about Palmer amaranth in soybeans and what can be done. First of all, if the plants have been sprayed with glyphosate and they did not die, then they are likely to be glyphosate-resistant and spraying more glyphosate will not kill them. Products like Pursuit or Reflex will not […]
Continue reading...August 29, 2013 A.Wyenandt, W.Kline, and J.Ingerson-Mahar
Potato Disease Forecasting Report 8-30-13
Potato Disease Forecasting Report 8-30-13 – Click to Download 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 in southern […]
Continue reading...August 29, 2013 A.Wyenandt, W.Kline, and J.Ingerson-Mahar
Tomato Disease Forecasting Report 8-30-13
8-30-13 Tomato Report – Click to Download Disease severity values (DSVs) for early blight, septoria leaf spot, and tomato anthracnose development are determined daily based on leaf wetness (due to rainfall, dew) and air temperature. On a daily basis DSV values can range from 0 to 4 where 0 = no chance for disease development […]
Continue reading...
