湿地

In 1999, WWF began supporting the nomination and gazetting of Ramsar sites in China.

世界自然基金会从1999年开始支持中国国际重要湿地申请与加入。

The piscator is a species of water snake.

花蛇是在沼泽湿地活动蛇类。

Ardeidae bird is one of important species belonging to wet land ecosystem, and regarded as indicator for environmental assessment.

鹭科鸟类是湿地生态系统中重要生物种类之一,也是环境质量评价一类指示动物。

Therefore, the ladybird beetle could be considered as a potential biocontrol agent in controlling the pine mealybug in practice.

圆弯叶毛瓢虫对湿地松粉有较强捕食用，通过散放瓢虫成虫和幼虫，加林间瓢虫数量，能较好地抑制湿地松粉长。

The result indicates that great differences,which have significant influence on the aqua-plants,exist in the evapotranspire,the bio-mass,the root density and the root length.

研究结果表明，不同水生植物蒸散量、生物量、根密度和根长存在较大差异，这些差异对水生植物泌氧性能、碎石床人湿地水力负荷率、氮磷去除效果和有机污染物降解有重要影响。