Results 61 to 70 of about 2,282 (164)

Duckweed: Growth factor and applications in nonfood, food, and health

open access: yesFood Safety and Health, Volume 3, Issue 2, Page 144-154, April 2025.
Versatile Duckweed! Duckweeds are aquatic plants that are mainly constituted of five genera, Lemna, Spirodela, Wolffia, Wolffiella, and Landoltia. The growth rates and chemical compositions are influenced by light intensity, photoperiod, nutrient content, microbial growth, temperature, medium salinity and conductivity, windspeed, climate, and water pH.
Eng Huan Hau, Siau Hui Mah
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  

The Bioactivity Study of Active Compounds in Wolffia globosa Extract for an Alternative Source of Bioactive Substances

open access: yesCosmetics, 2017
Wolffia globosa is a small plant found in the lagoons in tropical zones. The aim of our study was to examine the biological compounds found in W. globosa and their activities. The substances in W.
Supannee Tipnee   +2 more
doaj   +1 more source

Modification of chromate toxicity by sulphate in duckweeds (Lemnaceae)

open access: yesAquatic Toxicology, 2008
Two duckweed species, Spirodela polyrhiza and Lemna minor, were used to measure the toxicity of chromate (100 microM) at three levels of sulphate (13 microM, low sulphate=LS; 410 microM, normal sulphate=NS; 10,000 microM, high sulphate=HS). Growth rates calculated on the basis of dry weight, chlorophyll and carotenoid content were all reduced by ...
Appenroth, Klaus-J.   +3 more
openaire   +3 more sources

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  

Competition Between Lemna minuta, Lemna minor, and Azolla filiculoides. Growing Fast or Being Steadfast?

open access: yesFrontiers in Chemistry, 2018
A substantial number of Lemnaceae are invasive outside their natural distribution area. Lemna minuta is considered invasive in several European countries, where it can occur in the same habitat as invasive Azolla filiculoides and native Lemna minor.
Simona Paolacci   +5 more
doaj   +1 more source

THE GENUS WOLFFIA (LEMNACEAE) IN CALIFORNIA

open access: yes, 1984
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Armstrong, Wayne P., Thorne, Robert F.
openaire   +2 more sources

Native Growth and Conservation of Duckweed (Lemnaceae) in Jordan

open access: yesPakistan Journal of Biological Sciences, 2020
Duckweeds are the world's smallest flowering plants. Its existence is affected by the water quality and availability. The increased water demand and water scarcity in most of the Mediterranean countries as Jordan have caused remarkable lowering in the water-table which reduced floods and disappearance of the seasonal lakes.
openaire   +2 more sources

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

Redescription of the last instar larva and pupa of Bezzia roldani (Diptera: Ceratopogonidae) Redescripción del último estadio larval y de la pupa de Bezzia roldani (Diptera: Ceratopogonidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2007
The fourth instar larva and pupa of Bezzia roldani Spinelli & Wirth is redescribed and illustrated by using phase-contrast microscope and scanning electron microscope.
Maria M. Ronderos   +2 more
doaj  

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