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Using of liquid chromatography coupled with diode array detector for determination of naphthoquinones in plants and for investigation of influence of pH of cultivation medium on content of plumbagin
The interest of many investigators in naphthoquinones is due to their broad-range of biological actions from phytotoxic to fungicidal. The main aim of this work was to investigate the influence ofExpand
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The effect of extracted humus substances on growth of tomato plants
SouhrnJednotlivé složky humusu — alkoholický extrakt, huminové kyseliny a fulvokyseliny — postupně isolované z kompostové zahradní zeminy, zbavené elektrodialysou minerálních iontů, ukázaly poExpand
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Experimental Morphogenesis and Integration of Plants
A selection of contents: Introduction. 1. Methods and General Aspects of Studies of Experimental Plant Morphogenesis. Plant Hormones as Factors of Morphogenesis and Structural Integrity in Plants.Expand
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The application of extracted humus substances to overground parts of plants
  • Z. Sladký
  • Chemistry
  • Biologia Plantarum
  • 1 September 1959
SouhrnV předložené práci byl sledován vliv jednotlivých isolovaných látek humusu při mimokořenové aplikaci postřikem na list. Studovanž složky humusu ukázaly rozdílný vliv na růst, procesy dýchání iExpand
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The character of endogenous growth regulators in the course of development in the fungus Lentinus tigrinus
The character of endogenous growth regulators in different stages of growth and development ofLentinus tigrinus was followed by means of bioassays. The methanolic extract of differently old myceliumExpand
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Naphthoquinones as allelochemical triggers of programmed cell death
Juglone and plumbagin are plant bioactive derivatives of 1,4-naphthoquinone occurring in plants, whereas lots of these plants belong to invasive species. Clarifying of action of juglone and plumbaginExpand
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[Naphthoquinones--biosynthesis, occurrence and metabolism in plants].
Naphthoquinones are relatively widely occurring natural substances, products of secondary metabolism of some actinomycetes, fungi, lichens, and higher plants. The importance of these substances forExpand
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Application of Humus substances to overground organs of plants
SouhrnNěkteří autoři se domnívají, že humusové látky nepůsobí na rostlinu přímo, nýbrž zvyšují pouze rozvoj kořenové a půdní mikroflory, jejíž působení je pak vlastní příčinou lepšího růstu rostlin.Expand
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Stimulation of the regeneration capacity of tree shoot segment explantsin vitro
Regeneration abilities of buds on shoot segment explants isolated from adult trees of oak (Quercus robur), aspen (Populus tremula), black locust (Robinia pseudacacia), Japan pagoda tree (SophoraExpand
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Role of growth regulators in differentiation processes of maize (Zea mays L.) organs
The following paper deals with the character of endogenous auxins and gibberellinlike substances in the maize tassel and ear primordia during differentiation. Using bioassay the character ofExpand
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