The National FHB Prediction Tool also is available for use this season. Although we have no crops near flowering, the southeastern states are experiencing low to medium risks for scab development in winter wheat.
The NDSU small grain disease forecasting website is now available for this growing season. The site uses weather and growth stage data to assess the risk of infection for the foliar pathogens that cause tan spot, Septoria, and leaf rust.
Sugar beet seeds germinate and emerge over a wide temperature range in the presence of adequate moisture and oxygen supply.
The most common early season diseases are damping-off, which may be caused by Pythium, Rhizoctonia and Aphanomyces.
If the rain continues and planting becomes more delayed, we anticipate that growers may consider switching crops.
Research done at North Dakota State University and the University of Minnesota showed that a wide range of plant population resulted in high recoverable sucrose, but plant populations of 175 to 200 plants per 100 foot of 22 inch wide rows consistently resulted in the maximum recoverable sucrose per acre. It is important that the plants be evenly spaced within the rows.
There were serious incidences of field pea root rots in the north central and the north western regions of North Dakota last year.
SCN Distribution Update
Clubroot of Canola Found in North Dakota
In the US, sugar is processed from sugarcane and sugarbeet. Sugarcane is produced in Florida, Louisiana, Texas and Hawaii. Sugarbeet is produced mainly in Minnesota, North Dakota, Idaho, Michigan, Montana, Nebraska, Colorado, Wyoming, Oregon and California.
Almost all NDAWN locations have had continuous days of weather favorable for tan spot infection in the past week