<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Dirk De Beer</style></author><author><style face="normal" font="default" size="100%">Rembrandt De Vlaeminck</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Myriophyllum heterophyllum, een nieuwe invasieve waterplant</style></title><secondary-title><style face="normal" font="default" size="100%">Dumortiera</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2008</style></year></dates><volume><style face="normal" font="default" size="100%">94</style></volume><pages><style face="normal" font="default" size="100%">8-13</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">Myriophyllum heterophyllum, a new aquatic invasive exotic species. In the Anti-tank Ditch ('Antitankgracht')
north-east of Antwerp a large population of Myriophyllum heterophyllum Michaux was discovered. Further research indicated this species is present at other locations in the province of Antwerp. Vegetative differences with native species of Myriophyllum are discussed.</style></abstract><section><style face="normal" font="default" size="100%">8</style></section></record></records></xml>