نتایج جستجو برای: from 16 various biological zone defined by holdridge
تعداد نتایج: 10099891 فیلتر نتایج به سال:
Chinese sea buckthorn (Hippophae rhamnoides subsp. sinensis) has considerable economic potential and plays an important role in reclamation and soil and water conservation. For scientific cultivation of this species across China, we identified the key climatic factors and explored climatically suitable habitat in order to maximize survival of Chinese sea buckthorn using MaxEnt and GIS tools, ba...
tennessee williams (1911-1983), the modern american dramatist, had his own unique school of dramaturgy. the dramas which he depicted are populated by characters who are lonely, desperate, in anxiety, alienated and in one word lost. they face challenges which they may overcome or not, through the choices they make. all these moods and conditions are clearly seen and explained in the theory of ex...
بمنظور مشخص نمودن ارتباط میان برخی از ساختارهای دستور زبان انگلیسی و میزان دشواری این ساختارها در ترجمه سولات تحقیق و فرضیات صفر بشرح ذیل مطرح گردید: 1 - آیا دانشجویان ایرانی مشکلاتی در ارتباط با سازش دستوری در ترجمه از زبان انگلیسی به زبان فارسی دارند؟ 2 - آیا رابطه ای بین فرمهای دستوری زبان انگلیسی و میزان دشواری این فرمها در ترجمه از زبان انگلیسی به زبان فارسی وجود دارد؟ فرضیه 1 : دانشجویان ...
an investigation into oral interaction in language classes: a conversation analytic point of view the aim of this thesis is to analyze the interaction between language teachers and students in english language institutes. this work is done in the context of yasuj city. learning another language, which is in most cases english, involves many variables. one of these variables is the linguistic...
Conodonts are the most important fossil remains from the largest Phanerozoic extinction as well as the mass extinction of the late Paleozoic and could be used for exact dating during this period. Triassic deposits located in the Elikah Formation contain exposures in most of the Alborz sections as well as the Zal section in northwestern Iran. In this study, the Elikah Formation was investigated ...
abstract the influence of cation?? and anion?? interactions on the strength and nature of n…h hydrogen bond has been investigated by quantum chemical calculations in s-triazine…3hf complex. ab initio calculations were performed at mp2/6-311++g(d,p) level of theory. the natural bond orbital (nbo) analysis and the bader’s quantum theory of atoms in molecules (aim) were also used to elucidate t...
Bioterrorism is defined as any terrorist action of intentional release or dissemination of highly pathogenic biological agents, including a variety of microorganisms or biological toxins. With the growing threat of terrorism, is necessary that the potential danger of various microorganisms – as a powerful tool of aggression and threat- to be taken seriously. This review tries to explain the ...
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