Results 21 to 30 of about 101,245 (225)

Weed Management in Ridge Tillage Systems—A Review

open access: yesAgronomy, 2022
Although different modifications of ridge tillage (RT) systems exist in different regions around the world, the positive impacts of RT on crop yields and weed management are quite similar.
Oyebanji Alagbo   +4 more
doaj   +1 more source

Special issue in honour of Prof. Reto J. Strasser - Action of alamethicin in photosystem II probed by the fast chlorophyll fluorescence rise kinetics and the JIP-test

open access: yesPhotosynthetica, 2020
Alamethicin (AMT) is a linear antimicrobial peptide isolated from fungi Trichoderma viride. To date, the mode of action of AMT in plant cells remains unknown.
W. XIAO   +8 more
doaj   +1 more source

Tenuazonic Acid-Triggered Cell Death Is the Essential Prerequisite for Alternaria alternata (Fr.) Keissler to Infect Successfully Host Ageratina adenophora

open access: yesCells, 2021
The necrotrophic fungus Alternaria alternata contains different pathotypes that produce different mycotoxins. The pathotype Ageratina adenophora secretes the non-host-selective toxin tenuazonic acid (TeA), which can cause necrosis in many plants ...
Jiale Shi   +7 more
doaj   +1 more source

Weed Density and Distribution Estimation for Precision Agriculture using Semi-Supervised Learning [PDF]

open access: yesIEEE Access, vol 9, 2021, 2020
Uncontrolled growth of weeds can severely affect the crop yield and quality. Unrestricted use of herbicide for weed removal alters biodiversity and cause environmental pollution. Instead, identifying weed-infested regions can aid selective chemical treatment of these regions. Advances in analyzing farm images have resulted in solutions to identify weed
arxiv   +1 more source

Looking for Beauty in the Brain

open access: yesEstetika, 2008
The emerging research area of neuroaesthetics has provoked a good deal of discussion. Although it seems reasonable to describe the experience of aesthetic enjoyment as a mental event, and it also seems reasonable to claim that mental states must be ...
Ethan Weed
doaj   +1 more source

Special issue in honour of Prof. Reto J. Strasser - Effect of AtLFNR1 deficiency on chlorophyll a fluorescence rise kinetics OJIP of Arabidopsis

open access: yesPhotosynthetica, 2020
Leaf-type ferredoxin-NADP(H) oxidoreductase, encoded by AtLFNR1 gene in Arabidopsis, extensively exists in chloroplast stroma and thylakoids and is responsible for the reduction of NADP+ to NADPH in PSI.
Y. GUO   +7 more
doaj   +1 more source

Laser weeding of common weed species [PDF]

open access: yesFrontiers in Plant Science
The massive use of herbicides since the 1950s has resulted in increasing problems with herbicideresistant weeds and pollution of the environment, including food, feed, and water. These side effects have resulted in political pressures to reduce herbicide application.
Andreasen, Christian   +2 more
openaire   +4 more sources

Evidence for physical activity guidelines as a public health intervention: efficacy, effectiveness, and harm – a critical policy sciences approach

open access: yesHealth Psychology and Behavioral Medicine, 2016
Background: Evidence for the efficacy of physical activity in conferring health benefits is unequivocal, and this has led national governments to produce guideline recommendations for physical activity levels in their populations.
Mike Weed
doaj   +1 more source

Cytogeography of Naturalized Solidago canadensis Populations in Europe

open access: yesPlants, 2023
Autopolyploidization has driven the successful invasion of Solidago canadensis in East Asia. However, it was believed that only diploid S. canadensis invaded Europe, whereas polyploids never did.
Zhongsai Tian   +9 more
doaj   +1 more source

A Double Mutation in the ALS Gene Confers a High Level of Resistance to Mesosulfuron-Methyl in Shepherd’s-Purse

open access: yesPlants, 2023
Shepherd’s-purse (Capsella bursa-pastoris), a globally distributed noxious weed species often found in wheat, has evolved resistance to ALS-inhibiting herbicides mainly due to single mutations in the ALS gene.
Huan Lu   +5 more
doaj   +1 more source

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