Alfalfa Production

Have You seen this Injury Symptom in alfalfa? We need your help in understanding this crop injury
Have you seen this crop injury in your Roundup-Ready Field or conventionl field? If so, we want to hear from you. We are asking alfalfa growers everywhere to look for the following symptoms (below) of injury in Roundup-Ready (or RR-HarvXtra) alfalfa or...

'Goating Off' - Grazing with Goats During Winter Months an Effective Management Tool
In a period when we've had high rains, it's very difficult to manage excessive winter growth in a Mediterranean climate. We're familiar with the term 'sheeping-off' for describing the use of sheep to graze alfalfa fields during the wintertime to remove...

Long-Term Hay Exports have Increased Dramatically, but are Dampened by Recent Trade Disputes
Alfalfa and grass hays produced in the US ending up feeding dairy cows in Riyadh or Bengbu? Who would have thought? What was once a minor curiosity has fully emerged as a major market for western US hay producers. Hay has been traditionally been fed to...

New restrictions for chlorpyrifos (e.g. Lorsban) use in alfalfa in California
An important change has come to California insect management tools and strategies for alfalfa and other crops. As of January 1, 2019, new restrictions on the use of chlorpyrifos (e.g., Lorsban and other products) for alfalfa in California have been...

Keep Common Groundsel Uncommon!
As you're thinking about winter weed management in alfalfa production, keep in mind the need for common groundsel control. Groundsel (Senecio vulgaris) is highly toxic to livestock at all growth stages because it contains pyrrolizidine alkaloids (PA)...