Results 51 to 60 of about 739 (171)

Organic Horticulture and Bioherbicides: A Review

open access: yesInternational Journal of Innovative Research in Engineering & Management, 2022
Weeds are one of the most problematic, time-consuming, and expensive production issues for organic horticulturists. The need for novel bioherbicides to manage weeds has increased as organic agriculture has risen in importance. Pathogens, cosmetic compounds, and natural material extracts might all be made to produce bio herbicides.
Dr. Pramod Kumar, Dr. Prafful Kumar
openaire   +1 more source

Stability studies of cynaropicrin–major sesquiterpene lactone of Cynara cardunculus leaves

open access: yesPest Management Science, Volume 82, Issue 9, Page 8820-8830, September 2026.
This study investigated its stability under high temperature and pH, mimicking agronomic extremes and under soil context. Bioassays demonstrated that degradation products exhibited higher phytotoxic activity than cynaropicrin and deacylcynaropicrin. This is the first study about cynaropicrin's stability, characterizing degradation products, and their ...
Daniela Rosa   +6 more
wiley   +1 more source

Spatial Distribution and Bioprospecting of Phytopathogenic Fungi on Amaranthus for Biological Control in Brazil

open access: yesWeed Research, Volume 66, Issue 5, September/October 2026.
ABSTRACT The genus Amaranthus comprises approximately 70 species with a global distribution, particularly in tropical and subtropical regions. In Brazil, Amaranthus hybridus is a highly harmful weed characterised by aggressive ecophysiology, producing more than 250 000 viable seeds per plant and forming extensive soil seed banks.
Werik P. Dias   +5 more
wiley   +1 more source

Pistacia Root and Leaf Extracts as Potential Bioherbicides

open access: yesPlants, 2022
The allelopathic effect of pistachios was analyzed by field and laboratory tests. The parameters analyzed in the field trials were the biomass, weed density, weed diversity, and specific richness of the weed community. The studies were carried out in the area under the canopy and in the area beyond the influence of the pistachio tree, and the results ...
Marta I. Saludes-Zanfaño   +2 more
openaire   +4 more sources

Medicinal and Crop Protection Chemistry: Breaking Barriers, Building Synergies

open access: yesChemMedChem, Volume 21, Issue 16, 27 August 2026.
A unified view of medicinal and crop protection chemistry reveals shared scientific progress, common challenges, and new opportunities for cross‐disciplinary collaboration. Bridging expertise across both fields could accelerate innovation and actively encourage more sustainable solutions.
Giulia Cazzaniga   +5 more
wiley   +1 more source

Hydroalcoholic Extracts of Campomanesia lineatifolia R. & P. Seeds Inhibit the Germination of Rumex crispus and Amaranthus hybridus

open access: yesHorticulturae, 2023
This study explores how hydroalcoholic extracts of Campomanesia lineatifolia R. and P. seeds affect the germination and viability of seeds from two weeds, Rumex crispus and Amaranthus hybridus.
Laura Maestre Rodríguez   +4 more
doaj   +1 more source

Differentiation of the Foliar Microbiomes From Co‐Occurring Grass Species Reflects Their Recency of Invasion

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
This study examined the foliar fungal and bacterial microbiomes of two co‐occurring invasive grasses, recently introduced Oplismenus undulatifolius and long‐established Microstegium vimineum. Oplismenus communities exhibited lower diversity within samples and greater turnover between samples.
Michael R. Fulcher
wiley   +1 more source

Allelochemicals as Bioherbicides — Present and Perspectives [PDF]

open access: yes, 2013
Since the first implementation of synthetic herbicides in crop protection systems, weeds have continuously developed resistance. As a main reason of such evolution, long-lasting exploi‐ tation of herbicides with one target site in plants is considered.
Dorota Soltys   +3 more
openaire   +1 more source

Phytotoxic Effects of Plant Essential Oils: A Systematic Review and Structure-Activity Relationship Based on Chemometric Analyses

open access: yesPlants, 2020
Herbicides are natural or synthetic chemicals used to control unwanted plants (weeds). To avoid the harmful effects of synthetic herbicides, considerable effort has been devoted to finding alternative products derived from natural sources. Essential oils
Ahmed M. Abd-ElGawad   +8 more
doaj   +1 more source

The Herbicidal Activity of Nano- and MicroEncapsulated Plant Extracts on the Development of the Indicator Plants Sorghum bicolor and Phaseolus vulgaris and Their Potential for Weed Control

open access: yesAgriculture, 2023
Weeds decrease yield in crops through competition for water, nutrients, and light. Due to the circumstances mentioned above and the challenge of the emergence of herbicide-resistant weeds, developing sustainable alternatives becomes imperative.
Marco Antonio Tucuch-Pérez   +8 more
doaj   +1 more source

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