Where were these released? The Denver Botanic Gardens or elsewhere? Do you have any follow up studies on their populations and affect? Have they spread to the immediate surrounding area yet? How would other control methods utilized at the DBG affect and possibly skew the data?
Where were these released? The Denver Botanic Gardens or elsewhere? Do you have any follow up studies on their populations and affect? Have they spread to the immediate surrounding area yet? How would other control methods utilized at the DBG affect and possibly skew the data?