Source: Dr. Steve Thompson, DVM - Director Purdue University
Veterinary Teaching Hospital Wellness Clinic West Lafayette,
Indiana  Information from the Turfgrass Resources Center Web
site.  "Dogs Damage Lawns," would not be an attention-grabbing
headline, because it’s so commonplace. So common in fact that a
series of urban myths has arisen over what causes the damage,
i.e., female dog urine is more acidic and therefore damaging
than male, and what homeowners can do to avoid the problem such
as, adding tomato juice to the animal’s diet or baking soda to
its water.  In order to address the matter in an informed and
scientific manner, the Turf Resource Center, a international,
non-profit group headquartered in suburban Chicago, invited Dr.
Steve Thompson to prepare the following in-depth article on the
subject. The information is reprinted here with permission of
the Center.  Dog urine and feces can often be a frustrating
problem related to lawn care. Small amounts may produce a green
up or fertilizer effect wh