Results 61 to 70 of about 541 (161)

Capacity and capability of remote sensing to inform invasive plant species management in the Pacific Islands region

open access: yesConservation Biology, Volume 39, Issue 1, February 2025.
Abstract The Pacific Islands region is home to several of the world's biodiversity hotspots, yet its unique flora and fauna are under threat because of biological invasions. These invasions are likely to proliferate as human activity increases and large‐scale natural disturbances unfold, exacerbated by climate change. Remote sensing data and techniques
Carrol M. H. Chan   +5 more
wiley   +1 more source

Sida rhombifolia Linnaeus 1753

open access: yes, 2007
Sida rhombifolia Linnaeus, Species Plantarum 2: 684. 1753. "Habitat in India utraque." RCN: 5010. Lectotype (Rodrigo in Revista Mus. La Plata, Secc. Bot., n.s., 6(24): pl. 28. 1944): Herb. Linn. No. 866.3 (LINN). Generitype of Sida Linnaeus (vide Green, Prop. Brit. Bot.: 172. 1929). Current name: Sida rhombifolia L.
openaire   +2 more sources

Update of the Xylella spp. host plant database – Systematic literature search up to 30 June 2024

open access: yesEFSA Journal, Volume 23, Issue 2, February 2025.
Abstract This scientific report provides an update of the Xylella spp. host plant database, aiming to provide information and scientific support to risk assessors, risk managers and researchers dealing with Xylella spp. Upon a mandate of the European Commission, EFSA created and regularly updates a database of host plant species of Xylella spp.
European Food Safety Authority (EFSA)   +9 more
wiley   +1 more source

Isolasi, Identifikasi dan Uji Aktivitas Antibakteri Minyak Atsiri Akar Sidaguri (Sida rhombifolia Linn)

open access: yesJurnal Kimia Sains dan Aplikasi, 2009
Telah dilakukan penelitian tentang isolasi, identifikasi dan uji aktivitas antibakteri minyak atsiri akar sidaguri (Sida rhombifolia Linn). Penelitian ini bertujuan untuk mengisolasi, mengidentifikasi senyawa minyak atsiri dari akar sidaguri serta ...
Winarti Winarti   +2 more
doaj   +1 more source

Isoprenyl Flavone from Sida Rhombifolia

open access: yes, 2014
A new isoprenyl flavone has been isolated from the ethyl acetate fraction of the leaves of the Sida rhombifolia. The structure of the new compound has been established as 5, 7, 3', 4',-tetra hydroxy-3-isoprenyl flavone based on the spectral (UV, IR, 1H, 13C-NMR and Mass) data.
openaire   +2 more sources

Total Phenolic Content and Antioxidant Activity of Some Malvaceae Family Species

open access: yesAntioxidants, 2012
The antioxidant activity of four species of the Malvaceae family (Sidastrum micranthum (A. St.-Hil.) Fryxell, Wissadula periplocifolia (L.) C. Presl, Sida rhombifolia (L.) E. H. L and Herissantia crispa L.
Adriana Maria Fernandes de Oliveira   +8 more
doaj   +1 more source

Flavonol Glycoside from Sida rhombifolia

open access: yes, 2015
A novel flavonol glycoside has been isolated from the ethyl acetate fraction of the stem bark of the Sida rhombifolia. The structure of the new compound has been established as 5, 7-dihydroxy-4'-methoxy flavonol-3-O-β-D-glucopyranoside based on the spectral data using UV, IR, 1H-NMR, 13C-NMR and Mass.
openaire   +2 more sources

Levantamento e análise fitossociológica das principais espécies de plantas daninhas de pastagens da região de Selvíria (MS)

open access: yesPlanta Daninha, 1992
O presente trabalho trata do levantamento e análise fitossociológica de espécies de plantas daninhas, tóxicas ou não, infestantes de pastagens, no município de Selvíria, Estado de Mato Grosso do Sul.
S.L. Carvalho, R.A. Pitelli
doaj   +1 more source

Environmental factors determining weed species distribution in organic manure and inorganic fertiliser smallholder maize (Zea mays L.) production

open access: yesWeed Research, Volume 64, Issue 5, Page 365-375, October 2024.
Abstract Weeds are a major concern in crop production, and their environmental plasticity hinders successful control. A phytosociological study assessed weed distribution patterns in smallholder maize (Zea mays L.) production under different climatic and soil factors in the 2020/2021 and 2021/2022 cropping seasons.
Temnotfo L. Mncube   +5 more
wiley   +1 more source

Plantas daninhas em mandiocais (Manihot esculenta Crantz) na região mineradora de Diamantina (Alto Jequitinhonha), Minas Gerais Survey of weeds in cassava crop (Manihot esculenta Crantz) in the mining region of Diamantina, State of Minas Gerais

open access: yesPlanta Daninha, 1983
Realizou-se um levantamento das plantas daninhas de mandiocais na região Mineradora de Diamantina (Alto do Jequitinhonha) em Minas Gerais, avaliando-se a composição florística e a estrutura da flora daninha.
E.N. de Alcantara, D.A. de Carvalho
doaj   +1 more source

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