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multispecies sward
lecture 6
Question | Answer |
---|---|
grass family is called | Pooideae |
perennial ryegrass | Lolium perenne |
characteristics of perennial ryegrass | good digestibility, palatibility,high CHO grows well in good nitrogen soils |
too much perennial ryegrass causes | loss of biodiversity |
health concerns for animals fed on perennial ryegrass | rumen acidosis and laminitis |
symptoms of acidosis include | the rumen stops moving and ph drops to 5.5 |
symptoms of laminitis include | damage to hoofs and to the coffin bone which lead to lameness |
transgressive overyielding | more grass from a mixture of species than from a monoculture |
effect on nematode eggs in a mixture of grasses | less survive |