State hay market summaries for the week ending March 15, as reported by the U.S. Department of Agriculture-Market News ...

Figure 2. Temperature of round bale alfalfa hay from summer (16% moisture) and fall (20% moisture) cuttings relative to the ambient air temperature during the first few days after baling.

In the US, Canada, Australia, Spain, and Italy, alfalfa hay (legume-type plant) can yield up to 120 bales per acre, while orchard grass typically yields about 20 to 60 bales per acre. For example ...