Birds of the World
نویسندگان
چکیده
منابع مشابه
the tragedy of modern man in arthur millers world
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15 صفحه اولThe Birds of the World Ontology AVIO
We present an ontology for managing the scientific and common names of birds. The ontology is based on the TaxMeOn metaontology model for biological names. The ontology is in use as an ontology service and it has been applied in a bird watching system. Biologists refer to organisms by using scientific names although most people use common (vernacular) names. Modeling and managing scientific and...
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این مطالعه به بررسی عوامل روانشناختی کریستوادردو رمان دوربس لسینگ،فرزندبنجم و بن دردنیای واقعی می بردازد.موفقیت یا شکست کاراکترهادر تکمیل شکست تتیزی یه کمک بدر وهم از مهم ترین دغدغه محقق می باشد.به بررسی تحلیل روانشناختی تمامی کاراکترها خصوصا بن برداخته و به دنبال نشانه هایی از جامعه شیشه ای کریستوا می باشد.
15 صفحه اولMolecular systematics of New World suboscine birds.
Phylogenetic relationships among New World suboscine birds were studied using nuclear and mitochondrial DNA sequences. New World suboscines were shown to constitute two distinct lineages, one apparently consisting of the single species Sapayoa aenigma, the other made up of the remaining 1000+ species of New World suboscines. With the exception of Sapayoa, monophyly of New World suboscines was s...
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cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
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ژورنال
عنوان ژورنال: Science
سال: 1909
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.30.757.27