نتایج جستجو برای: fertilizers could be use as bio
تعداد نتایج: 7957461 فیلتر نتایج به سال:
this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...
Background & Aim: Nowadays, tendency to agricultural biotic product sustainable agriculture instead of chemical fertilizers has been going up in all over the world. So, most pharmaceutical industries prefer to use raw material which is produced from organic and stable system. Producing organic medicinal plants, such as peppermint, seems important in economical, ecological and bio e...
Background & Aim: Nowadays, tendency to agricultural biotic product sustainable agriculture instead of chemical fertilizers has been going up in all over the world. So, most pharmaceutical industries prefer to use raw material which is produced from organic and stable system. Producing organic medicinal plants, such as peppermint, seems important in economical, ecological and bio e...
abstract since heubners (1985) pioneering study, there have been many studies on (mis) use/ non-use of articles by l2 learners from article-less and article languages. the present study investigated how persian l2 learners of english produce and interpret english definite descriptions and demonstrative descriptions. it was assumed that definite and demonstrative descriptions share the same cen...
some new water-soluble schiff base complexes of na2[m(5-so3-1,2-salophen)].nh2o; (5-so3-1,2-salophen = n,n’-bis(5-sulphosalicyliden)-1,2-phenylendiamine); na2[m(5-so3-2,3-salpyr)(h2o)n].2h2o; (5-so3-2,3-salpyr = n,n’-bis(5-sulphosalicyliden)-2,3-diaminopyridine); and na2[m(5-so3-3,4-salbenz)(h2o)n].nh2o; (5-so3-3,4-salbenz = n,n’-bis(5-sulphosalicyliden)-3,4-diaminobenzophenon); where m = cu, n...
the purpose of this study was to investigate how english language teachers in mashhad who teach students in the pre-university cycle perceived the impact of the efltee on their teaching. the target population was nearly all pre-university english language teachers in seven districts of mashhad in the scholastic year 2008/2009. a survey questionnaire which consisted of (36) likert type items, wa...
considered is an important objectives of sustainable agriculture,environmental protection and achieving inclusive development.therefore it seems essential method that can reduce the excessive consumption of chemical fertilizers.the purpose of this study was to assess the impact of plant growth promoting microorganisms and effect of combination nutrition systems,chemical and bacterial on stages ...
farmers' behavior can be affected by different socio-economic factors. the purpose of this study is to analyze the impact of interpersonal information sources on grape farmers’ behavior in terms of optimum use of fertilizers in their vineyards. the data for this survey were collected using a questionnaire through structured interviews. a sample of 260 out of 3942 grape farmers of the khora...
The sustainability of global phosphorus (P) use is emerging as a major societal goal to secure future food, energy, and water security for a growing population. Phosphate rock (PR) is a critical raw material whose inefficiency of use is leading to widespread eutrophication and uncertainties about supplies of affordable fertilizers. Green chemistry and green engineering can be applied to help cl...
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