Results 41 to 50 of about 1,389,981 (273)

Mechanism of metamifop resistance in Digitaria ciliaris var. chrysoblephara from Jiangsu, China

open access: yesFrontiers in Plant Science, 2023
Digitaria ciliaris var. chrysoblephara is one of the most competitive and problematic grass weeds in China. Metamifop is an aryloxyphenoxypropionate (APP) herbicide that inhibits the activity of acetyl-CoA carboxylase (ACCase) of sensitive weeds ...
Jingjing Cao   +6 more
doaj   +1 more source

Tomato resistance to Alternaria stem canker: localization in host genotypes and functional expression compared to non-host resistance [PDF]

open access: yes, 1989
The Alternaria stem canker resistance locus (Asc-locus), involved in resistance to the fungal pathogen Alternaria alternata f. sp. lycopersici and in insensitivity to host-specific toxins (AAL-toxins) produced by the pathogen, was genetically mapped on ...
Griend, E.G. van de,   +4 more
core   +2 more sources

Target-site and non-target-site based resistance to the herbicide tribenuron-methyl in flixweed (Descurainia sophia L.) [PDF]

open access: yesBMC Genomics, 2016
Flixweed (Descurainia sophia L.) is a troublesome and widespread broadleaf weed in winter fields in China, and has evolved high level resistance to acetolactate synthase (ALS)-inhibiting sulfonylurea herbicide tribenuron-methyl.We identified a resistant flixweed population (N11) exhibiting 116.3-fold resistance to tribenuron-methyl relative to the ...
Yang, Qian   +5 more
openaire   +2 more sources

Monitoring of Target-Site Mutations Conferring Insecticide Resistance in Spodoptera frugiperda [PDF]

open access: yesInsects, 2020
Fall armyworm (FAW), Spodoptera frugiperda, a major pest of corn and native to the Americas, recently invaded (sub)tropical regions worldwide. The intensive use of insecticides and the high adoption of crops expressing Bacillus thuringiensis (Bt) proteins has led to many cases of resistance.
Debora Boaventura   +4 more
openaire   +3 more sources

Molecular Basis of Resistance to Bensulfuron-Methyl in a Smallflower Umbrella Sedge (Cyperus difformis L.) Population from China

open access: yesAgronomy, 2023
Smallflower umbrella sedge (Cyperus difformis L.) is an invasive weed, and infestations of C. difformis are increasing in rice (Oryza sativa L.) fields in China.
Shanshan Yin   +7 more
doaj   +1 more source

Herbicide resistant weeds: the case of resistance to glyphosate

open access: yesVietnam Journal of Science, Technology and Engineering, 2022
Glyphosate has become the most widely used herbicide worldwide since 1974 with a global use of 8.6 billion kg (glyphosate active ingredient) between 1974 and 2014.
The Duc Ngo
doaj   +1 more source

Physiological and Molecular Characterization of Hydroxyphenylpyruvate Dioxygenase (HPPD)-inhibitor Resistance in Palmer Amaranth (Amaranthus palmeri S. Wats.) [PDF]

open access: yes, 2017
Citation: Nakka, S., Godar, A. S., Wani, P. S., Thompson, C. R., Peterson, D. E., Roelofs, J., & Jugulam, M. (2017). Physiological and Molecular Characterization of Hydroxyphenylpyruvate Dioxygenase (HPPD)-inhibitor Resistance in Palmer Amaranth ...
Godar, A. S.   +6 more
core   +1 more source

Parent‐to‐Child Information Disclosure in Pediatric Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite professional consensus regarding the importance of open communication with pediatric cancer patients about their disease, actual practice patterns of disclosure are understudied. Extant literature suggests a significant proportion of children are not told about their diagnosis/prognosis, which is purported to negatively ...
Rachel A. Kentor   +12 more
wiley   +1 more source

Weed resistance diagnostic technologies to detect herbicide resistance in cerealgrowing areas. A review

open access: yesJulius-Kühn-Archiv, 2012
Cereals are major crops used for food and feed. By 2050, the world population is expected to be close to 10 billion requiring a doubling of the food production from a fixed area of arable land.
Beffa, Roland   +6 more
doaj   +1 more source

Differences in Germination of ACCase-Resistant Biotypes Containing Isoleucine-1781-Leucine Mutation and Susceptible Biotypes of Wild Oat (Avena sterilis ssp. ludoviciana)

open access: yesPlants, 2021
Herbicide resistance can affect seed germination and the optimal conditions required for seed germination, which in turn may impose a fitness cost in resistant populations. Winter wild oat [Avena sterilis L. ssp. ludoviciana (Durieu) Gillet and Magne] is
Fatemeh Benakashani   +2 more
doaj   +1 more source

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