Results 71 to 80 of about 5,493 (194)

The responses of weed communities to field nutrients and their ecological benefits in rice fields: A review

open access: yesCrop Science, Volume 64, Issue 6, Page 2945-2960, November/December 2024.
Abstract While traditionally perceived as yield‐reducing elements in rice (Oryza sativa L.) cultivation, weed communities in paddy fields play a crucial role in the ecosystem. These communities, when selectively retained, can significantly enhance ecosystem services. This review examines the impact of various weed communities on rice in different paddy
Min Jiang   +5 more
wiley   +1 more source

Flore d'Afrique centrale - Spermatophyta - Lemnaceae

open access: yes, 1988
PDF version of treatment of Lemnaceae in Flore d'Afrique centrale ...
Landolt, E., Lawalree, A.
openaire   +1 more source

“Step by step”: high frequency short-distance epizoochorous dispersal of aquatic macrophytes [PDF]

open access: yes, 2016
Aquatic macrophytes can successfully colonise and re-colonise areas separated by space and time. The mechanisms underlying such “mobility” are not well understood, but it has often been hypothesised that epizoochory (external dispersal) plays an ...
Coughlan, Neil E.   +2 more
core   +1 more source

Seasonal dynamics of the standard test species Lemna sp. in outdoor microcosms

open access: yesIntegrated Environmental Assessment and Management, Volume 20, Issue 5, Page 1625-1638, September 2024.
Abstract Lemna L. sp. is a free‐floating aquatic macrophyte that plays a key role as a standard test species in aquatic risk assessment for herbicides and other contaminants. Population modeling can be used to extrapolate from laboratory to field conditions.
Gertie H. P. Arts   +9 more
wiley   +1 more source

Primer registro de Wolffia oblonga (Phil.) Hegel y sinopsis de las Lemnaceae en Colombia Primer registro de Wolffia oblonga (Phil.) Hegel y sinopsis de las Lemnaceae en Colombia

open access: yesCaldasia, 1992
Four genera and 13 species of Lemnaceae are currently known to occure in Colombia. The presence of Wolffiella oblonga (Phil.) Hegelm. in Colombia is confirmed for the first time.
Schmidt Mumm Udo
doaj  

Aquatic macrophytes in Doñana protected area (SW Spain) : an overview [PDF]

open access: yes, 2006
A big portion of the Doñana protected areas corresponds to wetlands; in them aquatic macrophytes are the main primary producers and play also other important ecological functions.
Cirujano Bracamonte, Santos   +3 more
core  

Total Resource Circulation of Desalination Brine: A Review

open access: yesAdvanced Sustainable Systems, Volume 8, Issue 7, July 2024.
Desalination brine, a byproduct of the desalination process, can be regarded as a resource to be utilized. In this work, total resource circulations of desalination brine, including carbon capture and utilization, irrigation, aquaculture, adsorbent activation, and critical element recovery are discussed.
Cheng‐Han Lee   +3 more
wiley   +1 more source

Rôle de la fréquence des prélèvements de la biomasse produite sur les capacités épuratrices de Lemna minor L. [PDF]

open access: yes, 1992
Les Lemnaceae en général, Lemna minor L. et L. gibba L. en particulier, font l'objet de recherches importantes au niveau international sur le rôle positif ou négatif que ces espèces peuvent jouer dans le domaine de l'épuration des eaux usées urbaines par
Kemp, D., Radoux, M.
core   +1 more source

Caracterización molecular por patrones electroforéticos de isoenzimas esterasas en Lemna aequinoctialis y Lemna valdiviana (lemnaceae) de Costa Rica

open access: yesUniciencia, 2008
La familia Lemnaceae carece de características morfológicas y anatómicas con fines comparativos y por ello se recurre a estudios moleculares para una diferenciación más precisa.
Sharon Jiménez Delgado   +2 more
doaj  

Lemnaceae

open access: yes, 2009
ilustraciones, fotografías, mapas Las Lemnaceae son una familia de plantas acuáticas errantes caracterizadas por la reducción de sus órganos y la poca diferenciación morfológica. La familia consta de cinco géneros y 37 especies y presenta una distribución casi cosmopolita. En Colombia se presentan los cinco géneros (Landoltia, Lemna, Spirodela, Wolffia,
Landolt, Elias, Schmidt Mumm, Udo
openaire   +1 more source

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