Results 51 to 60 of about 8,964 (218)

Plantas daninhas na pós-colheita de milho nas várzeas do rio São Francisco, em Minas Gerais. [PDF]

open access: yes, 2003
Realizou-se um estudo na região do Alto São Francisco, Minas Gerais, no final da safra agrícola 1997/1998, visando identificar as plantas daninhas que permanecem nas áreas após a colheita do milho e sua distribuição ao longo da área estudada, destacando ...
BULHER D. D.   +14 more
core   +3 more sources

Heliotropium europaeum L.

open access: yes, 2018
Published as part of Konrad Lauber, Gerhart Wagner & Andreas Gygax, 2018, Flora Helvetica - Boraginaceae, pp.
Konrad Lauber   +2 more
openaire   +2 more sources

Phytochemical Profile and Biological Activities of the Roots of Caesalpinia bonduc and the Aerial Part of Heliotropium indicum

open access: yesBiochemistry Research International, Volume 2026, Issue 1, 2026.
This study investigates the phytochemical composition and biological activities of Heliotropium indicum and Caesalpinia bonduc, two medicinal plants widely used in traditional medicine in Benin. In ethnomedicinal practice, H. indicum is commonly prepared as decoctions or infusions of the aerial parts and administered orally or topically to treat ...
Funkè F. Assouma   +13 more
wiley   +1 more source

Alkaloids of Heliotropium indicum

open access: yes, 2005
Department of Chemistry, S. G. R. Post-Graduate College, Dobhi-222 149, India (Purvanchal University, Jaunpur-222 001, India) Department of Chemistry, R. H. S. Post-Graduate College, Singramau, Jaunpur-222 003, India Manuscript received 14 October 2003, revised 17 August 2004, accepted 17 September 2004 Three pyrrolizidine alkaloids, acetyllasiocarpine,
J. P. Singh   +4 more
openaire   +2 more sources

Evaluation of the Allelopathic Activity of Aqueous and Methanol Extracts of Heliotropium indicum Leaves and Roots on Eight Cucurbit Crops

open access: yesHorticulturae
Allelopathy, a biological phenomenon where plants release chemicals that influence the growth and development of neighboring flora, offers potential natural alternatives for weed management in agriculture. This study investigated the allelopathic effects
Pervin Akter   +3 more
semanticscholar   +1 more source

A survey of selected coastal vegetation communities of Florida [PDF]

open access: yes, 1977
A survey of coastal vegetation around Florida was conducted during 1973 and 1974. Seventeen sites were selected and sampled using the transect method to determine species occurrence, relative densities, and habitat development and structure.
Carlton, Jedfrey M.
core  

Commodity risk assessment of Vitis spp. plants from Moldova

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
Abstract The European Commission requests EFSA to provide scientific opinions in the field of plant health in accordance with Article 29 of Regulation (EC) No 178/2002. Annex VI of Commission Implementing Regulation (EU) 2019/2072 lists plants, plant products and other objects whose introduction into the Union from certain third countries is prohibited.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

Biophenolic compounds and metal ions associated with the antioxidant and antibacterial activity of the ethanolic extract of Heliotropium arborescens L. leaves from the Andean region of Ayacucho-Peru

open access: yesPharmacia
Heliotropium arborescens (Galán de Mera et al. 2022) is a herbaceous plant that contains various biophenolic compounds that exhibit antibacterial property and antioxidant activity that could prevent diseases caused by free radicals.
Angel T. Alvarado   +12 more
semanticscholar   +1 more source

Update of the Xylella spp. host plant database – Systematic literature search up to 30 June 2025

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
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)   +8 more
wiley   +1 more source

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