There is a noticeable reduction in dung output from the piggery and also a very noticeable reduction in smell around the粪便的排出量大幅度减少，猪圈周围的臭气也明显减弱了，所有的排污系统可以畅通无阻的工作了。
Floating phytoremediation system by planting Canna generalis for dual purposes of purification of piggery wastewater and去污和苗圃功能兼具的美人蕉漂浮植物修复系统研究