Twigg traces the journey of Wimmera ryegrass, an immigrant seed, Considered at various times both weed and pasture, useless and useful, it is a plant that has played a profound role in shaping farming practices in southern Australia. While Wimmera ryegrass appears to rely on human behavior for its existence and is responsive to changes in the agricultural environment, it has also remained outside human control, frequently forcing farmers and scientists to respond to its adaptations.
DOI: doi.org/10.5282/rcc/7906