نتایج جستجو برای: potamogeton berchtoldii

تعداد نتایج: 310  

2006
Susanne R. Wolfer Egbert H. van Nes Dietmar Straile

Macrophytes play a crucial role in the functioning of lake ecosystems. Until now most macrophyte models neglected the fact that the majority of macrophyte species expand clonally during the growing season. Inclusion of a detailed description of clonal growth in models can facilitate our understanding of space occupation and patch expansion and predict future macrophyte development. “CLOMO” is a...

Journal: :E3S web of conferences 2021

As a national key protection and restoration project, ecological of Baiyangdian Wetland has an important significance for environmental management. the research area in Zaozhadian wetland, purification effect warm season cold aquatic plants was studied under different overflying water qualities. It provides theoretical experimental basis environment management wetlands. The results showed that ...

Journal: : 2022

The studies of the aquatic vascular macrophytes flora water bodies in forest cluster National park «Shushensky Bor» and its vicinities located Minusinsky steppe basin south Krasnoyarsk territory are resulted. list species plants includes 99 taxa belonging to 54 genera 33 families. Families Potamogetonaceae (2 genera, 13 species), Cyperaceae (5 12 Lentibulariaceae (1 genus, 6 Poaceae (6 Polygona...

ژورنال: The Iranian Journal of Botany 2015

گیاه Rupr.  Potamogeton friesii برای اولین بار به عنوان گونه­ ای جدیدی برای محدوده فلور ایرانیکا گزارش می­ شود. این گونه از استان های چهار­محال و بختیاری، گیلان، اصفهان و خوزستان جمع­ آوری­ شده است. صفات کلیدی جدا کننده آن با گونه­ های نزدیک شامل عرض برگ بیشتر، تعداد 5-7 رگبرگ و گوشوارک ­های دو قسمتی و در حالت تازه به رنگ قرمز مایل به قهوه ­ای است. در این مقاله توصیف این گونه به همراه تصویر، صف...

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2011
Sarfaraz Khan Marwat Mir Ajab Khan Fazal-ur-Rehman Mushtaq Ahmad Muhammad Zafar

The present paper is based on the results of taxonomic research work conducted in Dera Ismail Khan District of KPK, Pakistan, during 2005 - 2007. The area was extensively surveyed in order to collect floating aquatic weeds. From the study area 11 floating aquatic weed species belonging to 9 genera and 9 families were collected and identified in the light of available literature. These plants in...

2017
Diana Walstad

Ammonium Preference: Agrostis canina (velvet bentgrass) Amphibolis antarctica (a seagrass) Callitriche hamulata (a water starwort) Ceratophyllum demersum (hornwort) Cymodocea rotundata (a seagrass) Drepanocladus fluitans (an aquatic moss) Eichhornia crassipes (water hyacinth) Elodea densa (Anacharis) Elodea nuttallii (Western waterweed) Fontinalis antipyretica (willow moss) Halodule uninervis (...

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