The battle of tours in 732 is famous because
it was the basis for the epic of chivalry, the chanson de roland
the muslim armies were defeated and kept from expanding further into france
it was the first battle that tested the might of charlemagne's full empire against the islamic caliphate
all of the answers are correct.

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.