XML Error Formatting (PHP)

The Xml have any issue about properties length?

when i create this xml in php always get开发者_如何学C format error, is this correct?

<feed xmlns="http://74.53.32.202/~ltashiro/public/Servidor/" xml:lang="en-US">
<Row Id="1" Name="Any" Under="1016" Description="Pancetta beef ribs capicola ribeye, shankle leberkäse chicken fatback jerky shank ground round turkey turducken. Salami andouille chuck, pancetta tenderloin meatball frankfurter biltong. Jowl venison tri-tip pancetta meatloaf, swine frankfurter ball tip filet mignon salami tail boudin tenderloin kielbasa chuck. Tri-tip tail andouille, tongue chicken flank shankle corned beef salami t-bone meatloaf sausage meatball frankfurter. Prosciutto ham meatloaf, shoulder corned beef tenderloin rump venison ribeye kielbasa drumstick brisket pork chop pork loin. Short loin sirloin pastrami bresaola, pork chop pork belly turducken strip steak t-bone prosciutto meatloaf. Bresaola leberkäse short ribs, shankle frankfurter hamburger tongue." />
</feed>

Try converting all the non-ASCII characters to numeric HTML entities.
E.g. "ä" into "ä"