Results 51 to 60 of about 2,201 (158)
O objetivo deste estudo foi avaliar a eficiência do herbicida fluridone no controle de plantas aquáticas submersas (Egeria densa, Egeria najas e Ceratophyllum demersum) que ocorrem no reservatório da Usina Hidrelétrica Eng.
D.A.S. Marcondes +6 more
doaj +1 more source
Abstract Sixteenth‐century herbaria are the oldest plant collections that survive today and, as such, they provide valuable insights in past floras and historical botanical interactions. One of the most fascinating still extant 16th‐century herbaria is the four‐volume collection of the German physician, botanist and traveler Leonhard Rauwolf (1535 ...
Anastasia Stefanaki +5 more
wiley +1 more source
Aim. To identify the features of accumulation of chemical elements by some types of macrophytes of the Volga Delta.The objects of the study were common mulberry (Spirodela polyrhiza L.) and dark green hornwort (Ceratophyllum demersum L.).
A. S. Kyanova +6 more
doaj +1 more source
Isoanemeity Predicts the Effect of Leaf Versus Stem Flexure on Plant Drag
Abstract Flexible vegetation is deflected by fluid flow, reducing drag forces and thus inducing complex feedbacks which affect scalar transport, sediment mobility and biogeochemical cycling. However, we presently lack mathematical models for this disturbance, for all but the simplest plant forms.
Rufus E. Dickinson +2 more
wiley +1 more source
Published as part of Becherer, 1956, Florae Vallesiacae Supplementum, pp.
openaire +2 more sources
Equilibrium, isotherms and thermodynamic studies of congo red adsorption onto Ceratophyllum Demersum [PDF]
The adsorption of Congo red onto Ceratophyllum demersum (C. demersum) has been investigated. It is observed from the experiments that an adsorbent prepared from the Ceratophyllum demersum plant is effective for the removal of Congo red from aqueous ...
Lafta, Abbas Jassim; Babylon University, IRAQ
core +1 more source
Water Quality Purification Ability of Main Wetland Plant Community in Hongze Lake
The quality purification ability of different hygrophytes communities to eutrophication water was studied through the experimental enclosure of Hongze lake,and the different hygrophytes communities are Phragmites australis,Nelumbo nucifera,Trapa ...
NAN Nan1 +3 more
doaj
O presente trabalho foi realizado com o objetivo de estudar a coleta e o descarte de plantas aquáticas em diferentes locais e infestações do sistema Tietê/Paraná, no reservatório de Jupiá.
E.D. Velini +6 more
doaj +1 more source
بررسی زیتوده (بیوماس) گونه های چیره آبزی و تاثیر پذیری آن از اجتماعات گیاهی در چهار تالاب مهم بابل، استان مازندران [PDF]
در این پژوهش زیتوده گونه های گیاهی چیره آبزی چهار تالاب اصلی و مهم مرزون آباد، بصراء، لنگور و رمنت در شهرستان بابل، استان مازندران ارزیابی گردید. 12 گونه گیاهی متعلق به 11 جنس و 9 خانواده گیاهی در این پژوهش بررسی شده اند.
علیرضا نقی نژاد +2 more
doaj +1 more source
ABSTRACT Knowledge of habitat availability is critically important for the management and recovery of freshwater species. Quantifying habitat availability often requires fine‐scale sampling at point‐based locations across a large geographic extent, which can be laboursome.
Karl A. Lamothe +2 more
wiley +1 more source

