A survey of landholder attitudes to Echium plantagineum L. in three Shires in the central west of New South Wales [weed of pastures].
1987
Seaman J.T. | Dellow J.J.
Responses to a questionnaire survey by mail showed that farmers in the area considered the plant an important weed, and attributed to it direct costs averaging $600 per farm, including livestock treatment and losses, grazing area foregone, and herbicides.
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