Tag: rust
Almonds: After Wet Spring, Alternaria And Rust Are Possibilities Jun 21, 2019
A late, wet spring has increased disease pressure in many almond orchards across the state, and experts are warning growers to pay attention, particularly in the northern and southern extremes […]
Illinois: How Will Late Planting Affect Crop Diseases? May 16, 2019
Most Illinois producers are behind in getting corn and soybeans into the ground this year as a result of persistent rains and cool temperatures. Some people are wondering what this might mean […]
Texas Wheat: Warm Weather Has Rust Levels Rising Mar 3, 2017
Just as fields started to dry out, we have more rain in the forecast. Chances start Saturday in the afternoon and roll along all next week. Temperatures will average around […]
Nebraska Wheat: Management Tips for 2017 Crop Dec 13, 2016
This fall a number of diseases have been observed in winter wheat. All three rust diseases — leaf, stem, and stripe — were observed, but stripe rust was the most prevalent and […]
California Tree Crops: What’s The Deal With Rust This Year? Sep 16, 2016
High levels of rust infection can be found in some orchards around the region. This is not a small matter. Severe rust infections can cause premature defoliation, reducing almond or […]
California Almonds: Defoliating for Rust Management… Is It a Good Idea? Sep 15, 2016
This past year, long periods of conducive conditions, which include warmer temperatures, late spring rains, and increased canopy humidity were experienced, making rust management a challenge.
Ohio Wheat: Mild Winter Means Early Disease Development Apr 5, 2016
When the winter is as mild as it was this past year, pathogens that would have otherwise been killed or at least suppressed by the cold temperatures end up surviving […]
Nebraska Wheat: Don’t Panic About Rust Detected Near Panhandle Nov 2, 2015
On Monday, October 27, several wheat fields in Banner County in western Nebraska were found with signs of rust in the lower leaves. Based on the last few weeks, this […]
Mississippi Soybeans: Are Late-Season Rust Observations Important? Sep 23, 2015
Over the years I have received numerous questions regarding finding soybean rust when the soybean crop is reaching advanced growth stages (≈R6.5 or R7+) throughout much of the state. Historically, […]
Kentucky Corn: Seeing Orange? Sep 17, 2015
The pathogen of southern rust of corn (Puccinia polysora) has infected a lot of corn fields in Kentucky within the last month. Orange pustules (Figure 1) covering affected leaves are […]