918 research outputs found

    Sustainability Awareness Week 2021: esa New York presents Halima Garrett of Threads of Habit

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    In this workshop, master-thrifter and designer, Halima Garrett, will describe the importance and craft of upcycling. She will give advice for identifying materials that can be upcycled and take the audience through a short upcycling tutorial to show how it is done in a way that minimizes waste and maximizes utility and style. Ms. Garrett is the founder of Threads of Habit, a New Jersey-based outlet offering bold, eccentric, and unique vintage pieces.Sustainability is a key component of FIT’s mission and is embedded in the college’s curriculum and operations. During virtual Sustainability Awareness Week, we invite our community to learn about recent innovations from leaders in the industry, FIT students, faculty, staff, and alumni; experience FIT’s efforts to make a positive impact on the earth; and discover new ways to live with a smaller footprint

    The traumatic experience and sexual violence in Halima Bashir’s tears of the desert

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    El objetivo principal de este trabajo se centra en el análisis de la experiencia traumática de la escritora sudanesa Halima Bashir en su obra autobiográfica Las lágrimas del desierto. A la hora de analizar la obra hemos tenido en cuenta los postulados del trauma para entender la función de la memoria como herramienta a partir de la cual la memoria individual de Halima se convierte en memoria colectiva para los sudaneses oprimidos en Darfur. La obra de Halima, aunque se centra en la experiencia de violación de un individuo, implica un mensaje político y un testimonio histórico de las atrocidades en Darfur.This paper applies trauma theory to Tears of the Desert, an autobiography written by the Sudanese author Halima Bashir. It examines the traumatic experience of the protagonist Halima Bashir who has been raped during Darfur conflict. In applying the aforementioned theory, this paper shows how the traumatic memory of Halima stands as a collective memory for the oppressed Sudanese in Darfur. Halima’s work, although focusing on the rape experience of an individual, implies a political message that many Sudanese were subjected to physical and psychological traumas as they were bearing witness to the conflict in Darfur

    Theme and Idea in Halima Khudoyberdiyeva's Poetry

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    This article talks about the poetry of Halima Khudoyberdiyeva, one of the greatest creators of Uzbek literature of the 20th century, and researches the poet's research on themes and ideas. It is analyzed through examples that the poetess in her poetry carried the theme based on the traditions of classical literature and approached the idea in a unique way. In addition to this, loyalty is one of the ancient themes of literature; Loyalty, love, homeland are spoke

    Chemical constituents and toxicity of essential oils from three Asteraceae plants against Tribolium confusum

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    Plants produce a high diversity of secondary metabolites with a prominent function in the protection against pests and pathogens. In this work, we studied the chemical composition and the effect of six essential oils extracted from three Asteraceae species (Heteromera fuscata, Coleostephus myconis and Mauranthemum paludosum) on nutritional indexes, adult emergence and larva and adult toxicity of Tribolium confusum. Flower and leaf essential oils were obtained by hydrodistillation. The study of their chemical composition was carried out by GC-MS. The results showed that they are rich on monoand sesquiterpens. The consumption of essential oils mixed with artificial diet of T. confusum larvae showed that H. fuscata leaf essential oil delayed the insect growth, reduced the food consumption and exhibited significant food deterrent index (0.02 ± 0.01 mg/mg/j, 0.05 ± 0.02 mg/mg/j, and 71.20 ± 19.22%, respectively) on treated larvae. Topical application of Asteraceae essential oils on pupae less than 24 h of age caused malformation on emerged adults. The highest level of malformation (18%) was induced by C. myconis leaf essential. Topical application of those essential oils on T. confusum adults (10 and 14 days-old) showed higher toxicity. The highest mortality of about 41% was recorded 7 days post-treatment on adults treated with essential oils from M. paludosum leaves. These preliminary results could represent the basis for further investigations on the susceptibility of the other developmental stages and elucidation of the mode of action of mono- and sesquiterpenoids against these insect pest

    Kontrol Diri dengan Prokrastinasi Akademik pada Mahasiswa Fakultas Psikologi Universitas Negeri Makassar: Fatima Azzahrah, M. Ahkam Alwi, Andi Halima

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    Self-control or self-control is the ability of a student to organize, organize, guide, and direct behavior to achieve something. The purpose of this study was to determine the relationship between self-control and academic procrastination in students of the Faculty of Psychology, Makassar State University. Respondents in this study totaled 300 active student respondents at the Faculty of Psychology, State University of Makassar, batches of 2020, 2021 and 2022. The sampling technique used in this study was probability sampling with random sampling technique. The measuring instrument used is the procrastination assessment scale for students to measure the level of academic procrastination and the self-control scale to measure the level of self-control. The analysis technique used is the product moment correlation from Karl Pearson to see the relationship between self-control and academic procrastination. The results showed that there is a relationship between self-control and academic procrastination. It means that the higher the level of self-control, the lower the level of academic procrastination among students.&nbsp

    Chemical composition and bioactivities of three Chrysanthemum essential oils against Tribolium confusum (du Val) (Coleoptera: Tenebrionidae)

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    Essential oils from three species of Chrysanthemum growing in Tunisia (C. coronarium, C. fuscatum, and C. grandiflorum) were first analyzed by gas chromatography (GC) and GC/mass spectrometry (MS) and then evaluated for toxicity and antifeeding action against Tribolium confusum. The essential oils obtained from leaves and flowers shared a similar qualitative composition, but the relative proportions of the constituents were quite different. The essential oil of C. grandiflorum was rich in sesquiterpenoids, while those of C. fuscatum and C. coronarium were rich in monoterpenoids. The main common constituents of all the essential oils were α-pinene, myrcene, α-humulene, β-caryophylene, spathulenol, and caryophyllene oxide. The most effective essential oil was obtained from the leaves of C. grandiflorum, that inhibited the relative growth rate (−0.03 mg/mg/d), efficiency of conversion of ingested food (−50.69%), relative consumption rate, caused an antifeeding effect (66.43%) and a high mortality (80%) of T. confusum larvae. Topical application C. grandiflorum essential oil caused a significant insect mortality that attends 27% after 7 days of treatment. While essential oil from C. coronarium flowers has contact and fumigant toxicity with a mortality of 9 and 13%, respectively. Results analysis highlights a relationship between essential oils composition and insecticidal activity against T. confusum. The study showed that each essential oil has specific chemical composition and act differently according to the nature of attributed test. The use of essential oils from different Chrysanthemum species with different methods helps poor farmers who store small amounts of grains to preserve it against pest infestatio

    Investigation of bio-insecticidal activity of two aromatic essential oils against Tribolium castaneum (Herbst) (Coleoptera, Tenebrionidae)

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    Excessive application of synthetic insecticides damages not only the environment and agriculture, but also affects the human health. In this study we investigated greener methods to control an insect pest of stored products. We focalized our work on the characterization and study of the biological activity of Thymus algeriensis Boiss. and Reut (1852) and Thymus capitatus (L.) Hoffmanns. et Link (1809) essential oils against Tribolium castaneum Herbest (1797). The essential oils were obtained by hydrodistillation, analysed by GC/MS and screened for their insecticidal activity against T. castaneum using fumigation [1], topical application [2], repulsion [3], and feeding tests [4] at the doses of 1, 10 and 20%. The chemical analysis of the essential oils of these two species showed a qualitative and quantitative similarity. Indeed, they were both particularly rich in oxygenated monoterpenes (T. capitatus 85.1% and T. algeriensis 74.0%). The investigation of the bio-insecticidal activity of the essential oils by topical application showed that T. capitatus essential oil was more toxic against adults and nymphs (respectively 61% and 100% at the dose of 10%) than T. algeriensis. However, T. algeriensis was characterized by a higher repulsive activity (Class V at all the doses) and without any fumigant toxicity against T. castaneum adults. The study of the nutritional indices highlights a phagostimulant effect for T. capitatus and T. algeriensis oils. Even if quite similar, these different modes of action can be attributed to the different qualiquantitative composition of these two essential oils. More investigations, in particular about the mechanism of action, are needed in the aim of their possible future agronomic use in insect control to protect the environment and the living beings from insect pests

    Identification of an insecticidal polyacetilene derivative from Chrysanthemum macrotum leaves

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    Compounds responsible for insecticidal properties of Chrysanthemum macrotum (D.R.) Ball. leaves against Spodoptera littoralis Boiduval caterpillars have been investigated. The screening of the insecticidal activity was performed by incorporating methanol, buthanol or ethyl acetate extracts, or some chromatographic fractions to the caterpillars’ artificial diet. It was noted that extracts and fractions ameliorated or disturbed nutritional indexes, being not always toxic for caterpillars. Among the tested fractions, one pure compound with a high insecticidal activity (percentage of mortality 66.7%) was purified. The nuclear magnetic resonance study allowed its identification as a polyacetylene derivative, in particular a spiroketal enol ether one
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