Results 51 to 60 of about 1,464 (162)

Climate Change, Air Quality, and Pollen Allergies—State of the Art and Recommendations for Research and Public Health

open access: yesAllergy, Volume 81, Issue 3, Page 663-683, March 2026.
ABSTRACT Allergies are one of the major health challenges of our time, associated with a high individual burden of disease and high costs for the healthcare system. Given their prevalence, allergies are also highly relevant from a public health perspective. The development of allergic diseases is multifactorial. In addition to individual factors (e.g.,
Jobst Augustin   +13 more
wiley   +1 more source

Sieben Jahre obligatorische Bekämpfung von Ambrosia artemisiifolia in der Schweiz - ein Erfahrungsbericht aus dem Kanton Zürich

open access: yesJulius-Kühn-Archiv, 2014
Ambrosia artemisiifolia is a quarantine-organisme in Switzerland, which has to be combated compulsary since 2006. For animal feed, a critical value of 10 seeds of ambrosia per kilogram is tolerated.
Popow, Gabriel
doaj   +1 more source

Occurence, spread and possibilities of invasive weeds control in sugar beet [PDF]

open access: yesZbornik Matice Srpske za Prirodne Nauke, 2006
Floristically rich and diverse weed comunity of sugar beet is in our country represented by 150 weed species. They are not all equaly significant in weediness of this crop. Only a limited number of them participate in weed comunity composition. These are:
Konstantinović Branko I.   +1 more
doaj   +1 more source

Frenching of Ragweed (Ambrosia artemisiifolia L.) [PDF]

open access: yesPlant Physiology, 1953
Typical frenching of tobacco (Nicotiana tabacum L.), as described by Wolf (8), is recognized as producing short internodes, loss of apical dominance, and the development of a rosette of many leaves (polyphylly), giving a witches'-broom effect. The first symptoms appear as a pinhead chlorosis, followed by very chlorotic, newly developing leaves which ...
openaire   +2 more sources

Safety evaluation of the food enzyme papain, a cysteine endopeptidase complex from the latex of Carica papaya L.

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract The food enzyme is a cysteine endopeptidase complex, containing papain (EC 3.4.22.2), chymopapain (EC 3.4.22.6), caricain (EC 3.4.22.30) and glycyl endopeptidase (EC 3.4.22.25), obtained from the latex of unripe Carica papaya L. by Enzyme Development Corporation. It is intended to be used in 13 food manufacturing processes.
EFSA Panel on Food Enzymes (FEZ)   +15 more
wiley   +1 more source

Dominant Species Drive Biomass and Diversity Responses to Nutrient Inputs

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
In a mesic grassland co‐limited by nitrogen and phosphorus, responses in plant community diversity and particularly of dominant species do not always correspond to responses in aboveground net primary productivity and functional group biomass production.
Philip A. Fay   +5 more
wiley   +1 more source

Bioaccumulation of Cr, Zn, Pb and Cu in Ambrosia artemisiifolia L. and Erigeron canadensis L.

open access: yesResources
The city of Dnipro, a prominent industrial hub in Ukraine, is recognized for its particularly its significant industrial development. This study focused on two prevalent plant species, Ambrosia artemisiifolia L.
Volodymyr Laptiev   +4 more
doaj   +1 more source

Bekämpfung von Beifußblättriger Ambrosie (Ambrosia artemisiifolia L.) in Mais, Getreide, Grünland und Nichtkulturland mit Herbiziden

open access: yesJulius-Kühn-Archiv, 2014
In Brandenburg and Saxony numerous locations of Ambrosia artemisiifolia of low density have been reported. Furthermore there are, especially in the state Brandenburg, agricultural areas with a high density of A. artemisiifolia.
Meinlschmidt, Ewa   +2 more
doaj   +1 more source

MECHANISM OF SEED DORMANCY IN AMBROSIA ARTEMISIIFOLIA [PDF]

open access: yesAmerican Journal of Botany, 1972
Dormancy in Ambrosia artemisiifolia seeds was broken by 8 weeks of stratification. Germination of nondormant seeds was greater in light than in continuous darkness. Embryos of freshly harvested seeds were nondormant. Leaching and scarification did not stimulate germination of the dormant seeds. Exogenous gibberellin (GA3) slightly increased germination
Roger W. Willemsen, Elroy L. Rice
openaire   +1 more source

Fall grazing improves the performance of Kernza intermediate wheatgrass as a dual‐purpose crop

open access: yesAgronomy Journal, Volume 118, Issue 1, January/February 2026.
Abstract Kernza intermediate wheatgrass (IWG) [Thinopyrum intermedium (Host) Barkworth & D.R. Dewey] is a perennial grain and forage crop with novel dual‐use potential. Grazing IWG forage and/or intercropping IWG with legumes can increase total annual forage yields, but the effect of grazing timing on grain yield needs to be understood to maximize ...
Priscila Pinto   +5 more
wiley   +1 more source

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