what are grass stagers in horses
Ryegrass staggers is common in horses grazing summer, spring and autumn pastures. To protect pastures from decimation by Argentine Stem Weevil, plant scientists have intentionally infected some species of ryegrass with a fungus or endophyte.yegrass staggers is common in horses grazing summer, spring and autumn pastures. To protect pastures from decimation by Argentine Stem Weevil, plant scientists have intentionally infected some species of ryegrass with a fungus or endophyte.