نتایج جستجو برای: in various forms
تعداد نتایج: 17044224 فیلتر نتایج به سال:
dendrimer synthesis strategies now provide virtual control of macromolecular nanostructures as a function of size and surface/interior functionality. these strategies involve the covalent assembly of hierarchical components reactive monomers , branch cells or dendron’s around atomic or molecular cores according to divergent/convergent dendrite branching principles.combinon of two or more dendri...
Abstract The paper aims to assess the use of various forms nitrogen fertilizers (seedbed dressing and foliar dressing) in barley cultivation steppe forest-steppe zones Omsk region. research objects were barley, fertilizers, ordinary chernozem, meadow chernozem. Variety – Sasha. most agronomic efficiency zone, 5.52 kg grain derived from 1 fertilizer nitrogen, was yielded response N 30 form ammon...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید