نتایج جستجو برای: plant relationship
تعداد نتایج: 933165 فیلتر نتایج به سال:
With the emerging field of community genetics, it is important to quantify the key mechanisms that link genetics and community structure. We studied cottonwoods in common gardens and in natural stands and examined the potential for plant chemistry to be a primary mechanism linking plant genetics and arthropod communities. If plant chemistry drives the relationship between plant genetics and art...
this study was designed and conducted to find out if there is any significant relationship between iranian efl learners preferance for one of the three degrees of obtrusiveness in foreign language instruction (focus on form, forms and meaning) and their preferred experiential learing style. to collect the data two questionnaires were used. the first one on the degree of obtrusiveness and the se...
with the growth of more humanistic approaches towards teaching foreign languages, more emphasis has been put on learners’ feelings, emotions and individual differences. one of the issues in teaching and learning english as a foreign language is demotivation. the purpose of this study was to investigate the relationship between the components of language learning strategies, optimism, duration o...
Plant niche breadths along environmental gradients and their relationship to plant functional traits
Aphids are harmful agricultural insect pests that feed on the phloem sap of their hosts, infecting them with diseases. Plant-aphid interaction is a dynamic system always changing and varying. During life cycle, several aphid species change host plant. They travel between main secondary plant in spring fall. This shift has happened due to sap's nutritional importance necessity for reproduction. ...
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