1、

at present the submersed macrophytes in the lake are almost absent but floating plant

现在该湖沉水植物消失,菱等浮叶植物却泛滥成灾。

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2、

leaves all cauline, pinnately compound, often simple in deeply submersed plants;

叶全部茎生,羽状复叶,在深深沉水的植株里单的通常;

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3、

experimental study on the new submersed sensor in general water

新型淹没式传感器在常规浊度水中的实验研究

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4、

estimation of n loss loading by runoff from paddy field during submersed period in hangjiahu area

杭嘉湖地区淹水稻田氮素径流流失负荷估算

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5、

studies on the submersed vegetation of beijing

北京白河沉水植物研究

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6、

Diagonal line of the two-dimensional ordination diagram of DCA indicated that soil water content is highly correlated to submersed duration in the areas, suggesting that the major factors restricting distribution and composition of plant communities are submersed duration and edaphic humidity.

DCA分布图的对角线基本反映了水淹时间长短和土壤湿度高低,表明水淹时间和土壤湿度是该区域植物群落组成和空间分布的主要限制性影响因子。

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7、

A submersed Old World Plant ( Hydrilla verticillata ) having whorled , lance-shaped leaves and unisexual, solitary, axillary flowers.

软水草一种生在水中的东半球植物 ( 黑藻黑藻属 ),叶片呈螺纹形、矛 状, 雌雄异株, 花为单生 、 腋生.

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8、

Study on Biological Traits of Submersed Plant Vallisneria

沉水植物苦草的生物学特性的研究

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