نتایج جستجو برای: em forster
تعداد نتایج: 306955 فیلتر نتایج به سال:
PETROS DELLAPORTAS∗, JONATHAN J. FORSTER† and IOANNIS NTZOUFRAS∗∗ ∗Department of Statistics, Athens University of Economics and Business, Patission 76, 10434 Athens, Greece [email protected] †Department of Mathematics, University of Southampton, Highfield, Southampton SO17 1BJ, UK [email protected] ∗∗Department of Statistics, Athens University of Economics and Business, Patission 76, 10434 Ath...
This paper describes a new species of Moneuptychia Forster from the cerrado in the Federal District and Goiás region in central Brazil, and from highland open vegetation (campos de altitude) of Minas Gerais and Paraná. We provide details of the adult morphology and discuss the new species placement in the genus Moneuptychia.
Data on the visual behaviour of Hendea myersi cavernicola (Forster) are provided which demonstrate that this harvestman can see. Since no specimens could be trapped outside the cave and the integument of this species displays a reduction in pigmentation, we have to conclude that we are dealing with a troglobite which not only possesses eyes, but actually uses them.
the nutrient requirements and performance guidelines of management guides are based upon many actual flock results obtained under good environmental and management conditions. in practice and under the prevalent poultry industry situation, through these nutrient levels, iranian farmers cannot attain the performance reported in management guidelines. an estimation of the model of broiler breeder...
a {em 2-rainbow dominating function} (2rdf) of a graph $g$ is a function $f$ from the vertex set $v(g)$ to the set of all subsets of the set ${1,2}$ such that for any vertex $vin v(g)$ with $f(v)=emptyset$ the condition $bigcup_{uin n(v)}f(u)={1,2}$ is fulfilled, where $n(v)$ is the open neighborhood of $v$. the {em weight} of a 2rdf $f$ is the value $omega(f)=sum_{vin v}|f (v)|$. the {em $2$-r...
introduction: in developing countries, rotaviral diarrhea is the cause of death of many children, and is the main etiology of gastroenteritis in children under 2 years old. determination of the prevalence of rotaviral infection can reveal the impact of this infection in this group of the population and provides clues as to the strategies for prevention and treatment protocols for children suffe...
Crude extracts of kava (Piper methysticum G. Forster, Piperaceae) showed good activity against ovarian tumour and leukaemia cancer cell lines. Bioassay-guided isolation resulted in the isolation of six known kava lactones and two flavokavains. The structure of the compounds were elucidated by spectroscopic techniques and by comparison with data in the literature.
Species of the genus Lathrolestes Forster (Hymenoptera: Ichneumonidae) from western Palaearctic are reviewed. Two new species of Lathrolestes are described, L. nornae sp. n. from Norway and Russia and L. laevipleuris sp. nov. from Finland. An illustrated key to European species is provided. Four additional species are recorded from Norway for the first time.
Hipertensi adalah naiknya tekanan darah sistolik dan diastolik lebih dari 140/90. Salah satu tanaman yang berpotensi sebagai antihipertensi matoa mengandung senyawa Quercetin-3-O-rhamnoside Kaemferol 3-O-rhamnoside diyakini antihipertensi. Pada penelitian ini, peneliti ingin mengetahui persentase penurunan blood flow pada tikus jantan diinduksi angiotensin II menggunakan ekstrak etanol daun mat...
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