Results 41 to 50 of about 7,216 (233)

Isolation of Allelochemicals from Rhododendron capitatum and Their Allelopathy on Three Perennial Herbaceous Plants

open access: yesPlants
Rhododendron capitatum community expansion is a major threat to alpine meadow. Allelopathy is an important mediator in managing relationships between plants in natural ecosystems. However, allelopathy and specific allelochemicals of R. capitatum have not
Hang Yang   +3 more
doaj   +1 more source

Allelopathic potential and allelochemical composition in different soil layers of Rhododendron delavayi forest, southwest China

open access: yesFrontiers in Ecology and Evolution, 2022
Forests habituated by Rhododendron delavayi often lack understory vegetation, which could possibly be a consequence of allelopathy. It is a phenomenon by virtue of which certain plant species produce allelochemicals that affect the growth and behavior of
Wenxuan Quan   +3 more
doaj   +1 more source

Effects of Visual Silhouette, Leaf Size and Host Species on Feeding Preference by Adult Emerald Ash Borer, \u3ci\u3eAgrilus Planipennis\u3c/i\u3e Fairmaire (Coleoptera: Buprestidae) [PDF]

open access: yes, 2018
The emerald ash borer, Agrilus planipennis Fairmaire (Coleoptera: Buprestidae) is an invasive species recently established in North America. In large arena bioassays, when given a choice among live green ash, Fraxinus pennsylvanica Marsh and artificial ...
Poland, Therese M, Pureswaran, Deepa S
core   +2 more sources

Concentration and composition of condensed tannins in leaves from fodder trees and shrubs in Pakistan

open access: yesJSFA reports, EarlyView.
Abstract Background The lack of dependable, high‐quality forage and animal feedstuffs in many areas of the world hampers livestock production. In these regions, farmers often rely on native fodder tree and shrub leaves as a forage source for their animals with little or no information available on nutritional factors of these feedstuffs.
Ishrat Roomi   +3 more
wiley   +1 more source

Defense Molecules of the Invasive Plant Species Ageratum conyzoides

open access: yesMolecules
Ageratum conyzoides L. is native to Tropical America, and it has naturalized in many other tropical, subtropical, and temperate countries in South America, Central and Southern Africa, South and East Asia, Eastern Austria, and Europe.
Hisashi Kato-Noguchi, Midori Kato
doaj   +1 more source

Overview of Genus Prosopis Toxicity Reports and its Beneficial Biomedical Properties [PDF]

open access: yes, 2016
Secondary plant metabolites are regarded as promising sources of plant-protecting substances and they are one of the most important lines of plant defense against pests. The range of cellular targets for these substances is very wide and covers metabolic
Gamarra Luques, Carlos Diego   +3 more
core   +1 more source

Toxicity of aqueous extracts of Ilex paraguariensis A.St.‐Hil. about Euphorbia heterophylla L.

open access: yesPest Management Science, EarlyView.
Aqueous extracts of Ilex paraguariensis A.St.‐Hil. strongly inhibit Euphorbia heterophylla L. germination and early seedling growth, but show mild phytotoxicity on mature plants, paradoxically promoting biomass via antioxidants. Abstract BACKGROUND The escalating challenge of herbicide‐resistant weeds, exemplified by Euphorbia heterophylla L.
Tamara Alberton da Silva   +8 more
wiley   +1 more source

(±)-Catechin: Chemical Weapon, Antioxidant, or Stress Regulator? [PDF]

open access: yes, 2009
(±)-Catechin is a flavan-3-ol that occurs in the organs of many plant species, especially fruits. Health-beneficial effects have been studied extensively, and notable toxic effects have not been found.
Vladimir Chobot   +3 more
core   +1 more source

Treatment of cotton with plant growth‐promoting rhizobacteria consortium alters host location and oviposition of Spodoptera exigua

open access: yesPest Management Science, EarlyView.
Two plant‐growth promoting rhizobacteria (PGPR) consortia (AU8 and TX1) induced a deterrence of host plant location and oviposition behavior of Spodoptera exigua females in both susceptible and resistant cotton plants. Most of the volatile organic compounds (VOCs) increased in PGPR‐treated plants compared to untreated plants. # indicates treatments not
Pascal Mahukpe Ayelo   +3 more
wiley   +1 more source

Durum wheat and allelopathy: towards wheat breeding for natural weed management

open access: yesFrontiers in Plant Science, 2013
Wheat-derived foodstuffs represent about one-fifth of the calories consumed by humans worldwide. Bread wheat (Triticum aestivum L.) is one of the most important crops throughout the world, and it has been extensively studied for its allelopathic ...
Mariagiovanna eFragasso   +2 more
doaj   +1 more source

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