نتایج جستجو برای: potamogeton alpinus

تعداد نتایج: 771  

Journal: :Communications Faculty of Sciences University of Ankara Series C: biology, geological engineering and geophysical engineering 2021

According to the related literature and some taxonomic websites, it was proven that Dianthus liboschitzianus D. erinaceus (var. erinaceus) are valid names, which accepted as a synonym. It determined var. alpinus not is taxon, synonym under webbianus. Furthermore, lectotypes were for masmenaeus glabrescens, typed by being based on more than one specimen.

Journal: :Journal of Lake Sciences 2021

??????????????????????????????????????????????????????.2016?7????????????????????????????2011???????????????????????1980s?????70%??????1960s?????Ottelia acuminata????????Stuckenia pectinata??????Najas marina???????????Potamogeton maackianus??????Ceratophyllum demersum??????Vallisneria natans?.???????????0~2.5 m???????????????Trapa maximowiezii????????????????????2.5~4 m?????????????????????????...

2016
Tao Wan Qingxiang Han Ling Xian Yu Cao Apudo A. Andrew Xiaojie Pan Wei Li Fan Liu

Reproductive allocation is a key process in the plant life cycle and aquatic plants exhibit great diversity in their reproductive systems. In the present study, we conduct a field investigation of three aquatic macrophytes: Stuckenia pectinata, Myriophyllum spicatum, and Potamogeton perfoliatus. Our results showed that widespread species, including S. pectinata and M. spicatum had greater plast...

2012
Dehua Zhao Dong Xie Hengjie Zhou Hao Jiang Shuqing An

Non-destructive estimation using digital cameras is a common approach for estimating leaf area index (LAI) of terrestrial vegetation. However, no attempt has been made so far to develop non-destructive approaches to LAI estimation for aquatic vegetation. Using the submerged plant species Potamogeton malainus, the objective of this study was to determine whether the gap fraction derived from ver...

2007
Shaowen Ye Zhongjie Li Sithan Lek-Ang Guangpeng Feng Sovan Lek Wenxuan Cao

This study describes the current status of the small fish community in Niushan Lake in China, and examines the spatial and seasonal variations of the community in relation to key environmental factors. Based on macrophyte cover conditions, the lake was divided into three major habitat types: (1) Potamogeton maackianus habitat, (2) Potamogeton maackianus and Myriophyllum spicatum habitat, and (3...

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