Results 91 to 100 of about 11,408 (223)

Main Allelochemicals from the Rhizosphere Soil of Saussurea lappa (Decne.) Sch. Bip. and Their Effects on Plants’ Antioxidase Systems

open access: yesMolecules, 2018
Allelochemicals are the media of allelopathy and form the chemical bases of plant-environment interactions. To determine true allelochemicals and their autotoxic effects, seven compounds were isolated and identified from in-situ sampled rhizosphere soil ...
Jingkun Liu   +7 more
semanticscholar   +1 more source

Allelochemicals Released from Rice Straw Inhibit Wheat Seed Germination and Seedling Growth

open access: yesAgronomy
Recently, returning rice straw to soil has become a common problem in wheat production because it causes decreased wheat seedling emergence. Allelopathy is an important factor affecting seed germination.
Bo Li   +4 more
doaj   +1 more source

Inductive Effect of Exogenous Abscisic Acid on the Weed-Suppressive Activity of Allelopathic and Non-Allelopathic Rice Accessions at the Root Level

open access: yesAgronomy
Rice allelopathy is a natural method of weed control that is regarded as an eco-friendly practice in agroecology. The root growth of allelopathic rice at the seedling stage plays an important role in its weed control.
Jiayu Li   +6 more
doaj   +1 more source

Allelochemicals and their importance [PDF]

open access: yes
Allelochemicals are secondary plant metabolites capable of influencing the growth, development, and metabolism of other plants, microorganisms, or insects in their immediate environment. These substances are a key mechanism in the phenomenon of allelopathy, which refers to chemical interactions between organisms that can be either positive or negative.
Šarčević-Todosijević, Ljubica   +3 more
openaire  

Biological activity of allelochemicals

open access: yes
The field of therapeutic medicine and drug discovery is undergoing a renaissance, marked by a renewed interest in natural products as a source of novel pharmaceuticals. In the age of advanced synthetic chemistry and biotechnology, the vast potential of natural compounds often remains untapped, yet history has repeatedly shown that nature harbors a ...
Kumar, Samit, Mishra, Pratima
openaire   +1 more source

Herbicidal effects of juglone as an allelochemical

open access: yes, 2007
Juglone is a natural constituent of walnut with phytotoxic and allelopathic properties. Its herbicidal effects on the weed species wild mustard (Sinapis arvensis L.), creeping thistle (Cirsium arvense L.), field poppy (Papaver rhoeas L.) and henbit (Lamium amplexicaule L.) were investigated using wheat (Triticum vulgare Vill. cv.
Topal, Süleyman   +3 more
openaire   +4 more sources

SOIL MOISTURE ON EMERGENCE AND INITIAL DEVELOPMENT OF Bidens pilosa

open access: yesTropical and Subtropical Agroecosystems, 2018
Some species are used as cover crops, so they can produce and release products from their secondary metabolism. When these products are released in the environment, they are exposed to direct or indirect influences. Thus, this trial aimed to evaluate the
Márcia Maria Mauli   +5 more
doaj  

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